27．What do you think of his suggestion ______ we organize a football club?
| A．which | B．whether | C．that | D．What |
Don’t lose heart; __________ difficulties you are faced with will be overcome in the end.
| A．however | B．whatever | C．what | D．How |
All the flags for the sports meeting to be held next week _______ by hand. It will take us four days to make them.
| A．will be made | B．are making | C．will make | D．were made |
Luckily, the people there did ______ help him.
| A．that they could | B．which they could to | C．what they could | D．what they could to |
—Jane and July are here. Did I introduce them to you?
—No，you didn’t. I’ve seen them，but we__________.
| A．hadn’t been introduced |
| B．haven’t been introduced |
| C．weren’t introduced |
| D．didn’t introduce |
I can never forget the days _____ we worked together and the days ______ we spent happily together.
| A．when; which | B．which; when | C．for which; that | D．on which; when |