Bộ 5 đề thi giữa kì 2 Tiếng Anh 12 Global Success có đáp án (Đề 1)

Read the following passage and mark the letter A, B, or D to choose the word or phrase that best fit...

21/40

Today, there are more than five billion Internet users in the world, (21) is more than 60 percent of the global population

which

this

that

who

Giải thích

Chọn A