Đề kiểm tra học kì 2 Tiếng anh 12 năm 2023 có đáp án (Đề 24)

I had my sister take care my children while I was business A. with for B. in

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I had my sister take care ___ my children while I was ___ business.

with / for

in / away

of / on

for / in

Giải thích

Đáp án C