A in
B before
C a bit
D of doing
A surprisingly
B poverty
C worth
D every country
A fairly
B far
C absolutely
D distant
A universal
B general
C common
D full
A present
B familiar
C knowledgeable
D actual
A count
B depend
C rely
D be sure
A differ
B vary
C solve
D distinguish
A unify
B join
C interfere
D accompany
A hardly ever
B rather than
C more and more
D much as
A being left alone
B eaving alone
C leave alone
D be left alone
A yet is easily overlooked
B is easily overlooked
C it is easily overlooked
D that is easily overlooked
A getting her down
B getting round her
C talking her on
D toning her down
A No, I don't like to pray.
B I'm not sure.
C No, they'll bill us later.
D Yes, we should have paid.
A Just kidding
B I wish I could afford it.
C Thanks, but it isn't new
D I don't wear it very often
A took a chance
B took control of
C took a loss
D lost control of
A sparing
B generation
C increase
D reformation
A shortly
B sluggishly
C leisurely
D weakly
A attentions
B unawareness
C unconcern
D carelessness
A You were supposed to finish your homework before you go to school.
B Your homework is supposed to be finished before going to school.
C That your homework is finished before you go to school is your duty.
D Your duty finishing your homework before you go to school is necessary.
A The likelihood is that the Prime Minister will call an early general election.
B The likelihood is great that the Prime Minister will call an early general election.
C It’s likely that the Prime Minister will call an early general election.
D There is little likelihood of the Prime Minister calling an early general election.
A The politician fell deaf when he was speaking last night.
B What the politician was saying deafened the listeners last night.
C No one took notice of what the politician was saying last night.
D No one listened to what the politician was saying last night because they had deaf ears.
A If Joan didn’t broke her leg last week, her parents wouldn’t worry a lot.
B If Joan doesn’t broke her leg last week, her parents will not worry a lot.
C Joan’s parents worried because of her broken leg.
D The fact that Joan broke her leg made her parents worry.
A The box was too heavy that John could not move it.
B The box was such heavy that John could not move it.
C The box was so heavy that John could not move it.
D The box was heavy that John could not move it.
A Research on electricity
B Analysis of plant parts
C Invention of new products
D Research on plant diseases
A Preventive medicine
B Recycling of used materials
C Preservation of old buildings
D Prevention of cruelty of animals.
A The work and career of George Washington Carver.
B The research conducted at Tuskegee Institute
C The progress of the science of synthetics.
D The use of plants as a source of nutrition
A footprint
B action
C scale
D stair
A combination of chemistry and metallurgy
B research on chemistry of the soil
C study of the relationship between sunlight and energy
D development of industrial products from farm products
A taking responsibility
B earning money
C winning praise
D advertising
A To illustrate one of Carver’s many opportunities
B To portray the wealth of one of Carver’s competitors
C To contrast Edison’s contribution with that of Carver
D To describe Carver’s dependence on industrial support
A To provide an explanation of atomic structure that will be easily understood.
B To show that the complex mathematical formulas used to explain atomic structure are inaccurate.
C To show the influence of atomic structure on the world at the observable level.
D To contrast the size of atoms with the size of objects at the observable level.
A The sum of its protons and electrons.
B The different in the mass of its neutrons and protons.
C The strength of the bond between its protons and neutrons
D The total number of protons it has.
A Neutral
B Unchanging
C Heavy
D Equal
A It will not have enough of a positive electrical charge to keep its electrons in orbit.
B Its nucleus will explode in a supernova.
C It will slowly give off neutrons until the atom becomes stable.
D Its extra neutrons will be converted into light energy.
A Particles
B Electrical charges
C Electrons
D Atoms
A When it has more electrons than its electron shells can hold
B When an electron drops back to its original electron shell
C When an electron is transferred from one atom to another
D When energy is added to the outermost electron shell
A Their energy levels are fixed and unchanging.
B They are kept in orbit by electromagnetic attraction
C They are elementary particles and cannot be broken down
D They are considerably smaller than neutrons or protons
A Their ability to break free of their atom during a collision
B Their electromagnetic attraction to protons
C The fact that they cannot be broken into smaller particles
D Their tendency to occupy the lowest possible electron shell
Lời giải có ở chi tiết câu hỏi nhé! (click chuột vào câu hỏi).
Copyright © 2021 HOCTAPSGK