Question

[Lê Quỳnh Anh]

Choose the letter A, B, C or D to complete the passage below

The Internet was born (1) _________scientists attempted to connect the American Defence Network to other satellite networks in (2) _________to exchange information. Soon, scientific and educational institutions as well as research departments became interested (3) _________ linking up, and, before long, the Internet had expanded into an international information and communication network.

The Internet now (4) _________ all the countries in the world. You can be connected to the Internet directly through your own computer or you can hook up to (5) _________ access system which allows you to use some of the Internet’s services.

Question 1:

A. what

B. where

C. when

D. who

Answer 1

[Dương Hoàn Anh]

Đáp án C

Giải thích: when + mệnh đề chỉ thời gian

Attempt to V: cố gắng làm gì

Connect st to st: kết nối cái gì với cái gì

Dịch: Mạng xã hội được sinh ra khi các nhà khoa học cố gắng kết nối Mạng lưới Bảo an Mỹ với mạng lưới vệ tinh khác để trao đổi thông tin.