—I’m sorry I didn’t make it to your party last night.
—______, I know you’re busy these days.
| A．Of course | B．No kidding | C．That’s all night | D．Don’t mention it |
The speech which he made ______ the project bothered me greatly.
| A．being concerned | B．be concerned | C．concerned | D．concerning |
You don’t need 
to explain so much about this theory to Peter. _______ , he is clever enough to understand it .
| A．As a matter of fact | B．Anyway | C．In return | D．In a way. |
--- In addition to being bright, he has always been working hard.
--- No wonder he ______ in almost all subjects.
| A．gets through | B．stands out | C．sets aside | D．holds up |
---- Mum, I have finished my homework.
---- Oh, If you _____ not to disturb me , you can watch TV.
| A．offer | B．support | C．guarantee | D．want |
The lesson drawn from the coal mine accidents is that safety measures are so important that we _____ take them too seriously.
| A．can’t | B．should | C．mustn’t | D．shall |