$#Đáp án$

$1,$

A. The telephone and the car

Nghĩa: Điện thoại và xe hơi.

$2,$

C.  All these inventions made people's lives easier.

Nghĩa: Tất cả những phát minh này khiến cuộc sống của mọi người dễ dàng hơn.

$3,$

B. someone had the idea to invent the computer in the 1940s or early 1950s

Nghĩa:  Ai đó đã có ý tưởng phát minh ra máy tính vào những năm 1940 hoặc đầu những năm 1950

$#ngonhu16122008$

Exericse `4` :

`1.A`

`=>`Dẫn chứng : 

`-`Alexander Graham Bell invented the telephone in 1876. ( Câu 1 đoạn 3 )

`-`The first four-wheeled gas-powered car was invented by Karl Benz in 1891. ( Câu 1 đoạn 4 )

`2.C`

`=>`Dẫn chứng : People have been inventing things for years. Paper was invented about 2,000 years ago. The wheel was invented more than 5,000 years ago. What would life be like without paper to write on or bikes to ride ? Those inventions have made life easier.

`3.B`

`=>`Dẫn chứng : 

`-`The Wright Brothers invented the first airplane in December 1903.

`-`People worked for years to make the first Computer. It was built in 1946. The first Computer was called ENIAC. Today computers are an important part of many people’s lives. 

`-`Alexander Graham Bell invented the telephone in 1876. Before the telephone was invented, people kept in touch by writing letters or talking in person.