There is some doubt whether he will______ at the meeting.
| A．turn on | B．turn up | C．turn down | D．turn off |
To test eggs, _______ them in a bowl of water: if they float they’re bad, if they sink they’re good.
| A．put | B．putting |
| C．to put | D．to be putting |
He is a man of few words, and seldom speaks until _______ to.
| A．spoken | B．speaking |
| C．speak | D．be spoken |
The discovery of new evidence led to _______.
| A．the thief having caught | B．catch the thief |
| C．the thief being caught | D．the thief to be caught |
Though I have often heard this song _______. I have never heard you _______ it.
| A．being sung, sang | B．sang, singing |
| C．sung, sing | D．to be sung, to sing |
Mr Reed made up his mind to devote all he had to _______ some schools for poor children.
| A．set up | B．setting up |
| C．have set up | D．having set up |