题目内容
动词填空。
I didn't know what ________ (buy) for my mother.
用括号内所给动词的适当形式填空。
I didn't catch what you said just now because I ________(answer)a call from my aunt.
动词填空:用括号内所给动词的适当形式填空。
I didn't realize I ________(leave)the key at home until I got to my car.So I had to go back.
动词填空:
I shall be