The house prices have fallen during the last few months, but what ________ us is that they may go up soon after．

A．worried

B．worries

C．will worry

D．had worried

－What do you think of our design for the new car?

－Pretty good．But I find theirs is ________ worth considering and studying．

A．more

B．very

C．better

D．well

In Australia there are over 140 species of snakes, many of ________ are extremely dangerous．

A．them

B．that

C．which

D．those

－Do you think it wise for parents to try to do everything for their children?

－No, that is just ________ they are mistaken．

A．what

B．where

C．when

D．because

The fighting broke out on April 14, ________ 3 innocent people with more than 20 ________．

A．killed; injured

B．killing; injured

C．killed; injuring

D．killing; injuring

Lucy visited quite a few museums ________ her stay in England．

A．during

B．among

C．while

D．since

－David wants to be another Yao Ming after he graduates from school．

－Are you joking?He will never ________ a person like Yao Ming．

A．meet

B．get

C．turn

D．make

Henry, ________ the experiment as I showed you just now, or you will not pass．

A．do

B．does

C．doing

D．done

Seeing the guard coming, away ________．

A．the two boys ran

B．were the two boys running

C．ran the two boys

D．did the two boys run

There is no food left and the grocery stores are shut so you have to ________．

A．go without

B．go out

C．go mad

D．go wrong