They _____ to work. They’ll work at home instead.
A.will go B.won’t go C.didn’t go
.--Look, there are ______number of ducks swimming in the river.
--Yes. ______number of them is over ten.
| A．a; A | B．the; The | C．a; The | D．the; A |
--Will Tom come to our party?
--______I’m not sure.
| A．Nearly | B．Certainly |
| C．Perhaps | D．Impossible |
They were all very tired, but ______of them took a rest.
| A．none | B．nobody | C．all | D．both |
After the hard work, what we want is ______a rest.
| A．have | B．has | C．had | D．to have |
You _____keep the water running all the time, because you’re wasting water.
| A．ought to | B．ought not |
| C．not ought | D．ought not to |