It rained heavily in the south, __________ serious flooding in several provinces.
| A．causing | B．having caused | C．caused | D．to cause |
Sir, you ________ take this seat. It’s just for the old.
| A．won’t | B．can’t | C． oughtn’t to | D．needn’t |
He spoke as though he________ anything of the world.
--Really?
| A．knew | B．had known | C．knows | D．has know |
As we know, the 2008 Olympic will________ in Beijing, China.
| A．take place | B．be taken place | C．be to be held | D．hold |
The old man has two sons，________is a soldier.
| A．one of whom | B．both of them | C．all of whom | D．both of whom |
------What about going out for a walk after supper?
-------______. Walking after meals is good for health.
| A．I couldn’t agree more. | B．I’m afraid not. |
| C．I believe not. | D．I don’t think so. |