A. You've got to be kidding!
B. You can say that again.
C. No, I think so.
D. Thanks! Same to you.
A. I'll think about that.
B. I don't think so.
C. I can't agree more.
D. I don't agree.
A. conventional
B. inventive
C. trivial
D. significant
A. No other products are smaller than those made by nanotechnology.
B. Nanotechnology allows the production of things at extremely small scales.
C. Nanotechnology has seen a number of important breakthroughs.
D. Medicine and healthcare will be greatly affected by nanotechnology.
A. A way of manufacturing technological products.
B. A new physical property of matters in nature.
C. An introduction to a new technology.
D. An overview of how technology will develop.
A. nanotechnological products
B. how nanotechnology works
C. world security and defense
D. nanotechnology’s potential
A. converters
B. properties
C. automobiles
D. technologies
A. At Tet, my mother and her friends often go to the hospitals, so they donate gifts to the sick children.
B. At Tet, my mother and her friends often go to the hospitals in case they donate gifts to the sick children.
C. At Tet, my mother and her friends often go to the hospitals providing that they donate gifts to the sick children.
D. At Tet, my mother and her friends often go to the hospitals to donate gifts to the sick children.
A. If he is good at English, he can find a good job with a high salary.
B. If he could find a good job with a high salary, he would be good at English.
C. If he were good at English, he could find a good job with a high salary.
D. If he were bad at English, he could find a good job with a high salary.
A. Parts and associated products of wild animals oughtn’t to be used.
B. You do not need to use parts and associated products of wild animals.
C. Parts and associated products of wild animals mustn’t be used.
D. You had better not use parts and associated products of wild animals.
A. When we arrived, the performance had already started.
B. Hardly had we arrived when the performance started.
C. The performance started sooner than we arrived.
D. The performance had started before we arrived.
A. extremely happy
B. deeply disappointed
C. desperately sad
D. incredibly optimistic
A. John told me to carry that suitcase for the old lady.
B. John offered to carry that suitcase for the old lady.
C. John told the old lady to carry that suitcase.
D. John suggested carrying that suitcase for the old lady.
A. orders
B. regulations
C. requirements
D. demands
A. selected
B. necessary
C. optional
D. advised
A. mischievous
B. exciting
C. informal
D. difficult
A. develop
B. precede
C. decide
D. affect
A. airports
B. weekends
C. members
D. surveys
A. obedient
B. contractual
C. romantic
D. personal
A. attract
B. threaten
C. begin
D. express
A. well-prepared
B. well-spoken
C. well-made
D. well-done
A. make
B. put
C. have
D. do
A. economy
B. economic
C. economical
D. economizing
A. contact
B. attention
C. watching
D. looking
A. to lock
B. being locked
C. locking
D. to have locked
A. lightly
B. heavily
C. slightly
D. largely
A. whereas
B. when
C. whenever
D. so
A. united
B. firmed
C. loosen
D. tied
A. the
B. a
C. an
D. Ø
A. despite
B. when
C. while
D. because of
A. was washing / has often washed
B. has washed / is often washing
C. washes / often washed
D. is washing / often washes
A. take out
B. take over
C. take on
D. take off
A. get
B. will get
C. got
D. gets
A. get up
B. to prepare
C. for
D. whole
A. successful
B. control
C. making
D. on
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