Bộ 40 đề thi Tiếng Anh vào 10 có đáp án - Đề 24
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I didn’t think about the problems of speaking English (30)_______I met my host family.

30/40

I didn’t think about the problems of speaking English (30)_______I met my host family.

after

until

when

while

Giải thích

Đáp án B