Dạng 6: Kỹ năng đọc có đáp án

There are lots of different sorts (2) _______ coronaviruses and some of them infect people.

27/50

There are lots of different sorts (2) _______ coronaviruses and some of them infect people.

about

for

with

of

Giải thích

Chọn đáp án D