He tried his best to solve the problem, _____ difficult it was.
| A．however | B．no matter | C．whatever | D．although |
____ felt funny watching myself on TV.
| A．One | B．This | C．It | D．That |
— I’m sorry, I shouldn’t have been so rude to you.
— You _____ your temper，but that’s OK.
| A．have lost | B．had lost | C．did lose | D．were losing |
Your story is perfect; I’ve never heard ________ before.
| A．the better one | B．the best one | C．a better one | D．a good one |
Not only __________ interested in football but _________ beginning to show an interest in it.
| A．the teacher himself is , all his students are |
| B．the teacher himself is, are all his students |
| C．is the teacher himself, are all his students |
| D．is the teacher himself, all his students are |
The possibility _________ we won’t produce enough goods troubles everyone here.
| A．which | B．that | C．who | D．where |