--- I had thought he would be nervous in this speech competition, but he turned out to be calm.
--- He quite enough preparation for it.
| A．should do | B．must do |
| C．should have done | D．must have done |
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 |
The air company going from bad to worse, the workers____________ hardly enough to make a living.
| A．are paid | B．are paying | C．have paid | D．paid |
The question came up at the meeting____________ we had enough money for our research.
| A．that | B．what | C．which | D．whether |