1. I mailed the letter five days ago.He must have got the letter
2. I had to take a taxi last night.
3.看起来没错
4.这个也没错.
5.We went to Korea by plane last week.
1. I mailed the letter five days ago.He must have got the letter
2. I had to take a taxi last night.
3.看起来没错
4.这个也没错.
5.We went to Korea by plane last week.