----- Did you notice him come in?
----- No. I ________ a football game .
A、havewatchedD
暫無解析
I hoped we can cooperate happily.
We look forward to further extensions of pleasant business relations.
Shona has learnt from the research project that____.
If you increase your initial order to 30,000 , I suppose we could consider reducing the price to 300,080$ per unit.
溫室氣體的增多加劇了溫室效應。
