— We did not see him at the lecture yesterday．
— You _______ him, since I went to an international conference with him．
A．mustn’t have seen B．can’t have seen
C．couldn’t see D．needn’t have seen
But when I got _______ the town ought to have been, all I found was a gas station．
A．where B．which C．what D．that
In the survey they listed twelve kinds of food _______would affect the work of the brain．
A．which the experts believed B．that were believed
C．the experts believed that D．the experts believed
The house rent is expensive．I’ve got about half the space I had at home and I’m paying _______ here．
A．as three times much B．s much three times
C．much as three time D．three times as much
I really appreciate _______ to help me out.
A．you for lending me the money B．your lending me the money
C．you to lend me the money D．it that you lend me the money
With world economic crisis worsening, people _______ the government for more unemployment benefits.
A．apply for B．go for C．appeal to D．approve of
