搜尋自 英語 {1} 教師……
chen
There were walking on tiptoe ___ the Director’s room.
A. past
B. passed
C. passing
Note:
1. I added option C. do you think it would work also?
2. If A. is used, is it considered an adv?
2013年4月29日 02:09
解答 · 3
1
Only option A is correct, it is an adverb.
Your other options are to say "They were walking on tiptoe [b]as they[/b] passed the Director's room.
or
"They were walking on tiptoes [b]as they were[/b] passing the Director's room.
2013年4月29日
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