We feed children ________ are hungry．

A．whom we think

B．who we think

C．we think who

D．we think whom

We must find carpets which ________ the sofa．

A．matches

B．goes with

C．is matched

D．match

Once a decision has been made, all of us should ________ it．

A．direct to

B．stick to

C．lead to

D．refer to

There are altogether eleven books on the shelf, ________ five are mine．

A．on which

B．in which

C．of which

D．from which

The painting was shown in the museum and ________ a hit．

A．did

B．took

C．made

D．found

The children were ________ small groups, going from door to door to collect old newspapers．

A．formed from

B．formed into

C．made into

D．made from

Recently I bought an ancient Chinese vase, ________ was very reasonable．

A．which price

B．the price of which

C．its price

D．the price of whose

Drunk-driving can not only cause accidents, but also ________ the lives of other road users．

A．dangerous

B．endanger

C．danger

D．in danger

She is used to ________ in the room which ________ to keep books．

A．living; used

B．live; was used

C．live; used

D．living; was used

I wonder why Jenny ________ us recently．We should have heard from her now．

A．hasn't written

B．doesn't write

C．won't write

D．hadn't written