— Will you go to the World Expo in Shanghai by bullet train after the Examination?
—_______ I may go by air.
| A．Why not? | B．Not really. | C．How come? | D．Oh, great. |
With a lot of difficult problems____________ , the manager felt worried all the time.
| A．to settle | B．settling |
| C．settled | D．being settled |
--Well done, Jack !
--Thanks. But given more time, I__________ it better.
| A．shouldn't have done | B．could have done |
| C．might not do | D．could do |
Throughout the world__________advance has been made in science and technology is due to education which brings forth knowledge, creation and inventions.
| A．whoever | B．whatever | C．what | D．that |
--What made your father throw up last night?
--I think the large quantities of wine __________.
| A．was | B．might | C．make | D．did |
The manager has to get all these washing machines______.
| A．to deliver | B．be delivered | C．delivered | D．delivering |