题目内容
用when或 while填空
1. we were talking in the classroom, the teacher came in.
2. they got to the airport, it was raining.
3. she was reading a book,the phone rang.
4. I saw the boy, he was wearing a new coat.
5. he was reading,he fell asleep.
2. they got to the airport, it was raining.
3. she was reading a book,the phone rang.
4. I saw the boy, he was wearing a new coat.
5. he was reading,he fell asleep.
l. While 2. When 3. While 4. When 5. While
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