We have invited an expert ____ this area to give us a speech.

2024-01-14 06:35:55
20190620英语

We have invited an expert ____ this area to give us a speech.

A.in

正确答案是A

上一篇：I will meet Mr. Smith ____ the book club at 10 o' clock.

下一篇：I have a strong desire ____ fresh air after staying in the small