1300+ câu trắc nghiệm Từ vựng học có đáp án - Phần 46

we've asked the neighbors to keep an eye on the house for us while we are away.

9/18

we've asked the neighbors to keep an eye on the house for us while we are away.

Be alert

Be watchful

Be inattentive

Be cautious

Giải thích

chọn đáp án C.