上周五有多少人没有出席会议?
How many people from the meeting last Friday?
窗户旁边有一架钢琴.
There is a piano .
我想邀请他参加我们的俱乐部.
I want to join our club.
Though I can't watch my favorite program tonight,it's not a big deal.
You are supposed to ask your teacher for help.
It serves you right.