The local government is trying all out to find out who is ________ the forest fire．

A．to blame for starting

B．to blame to start

C．to be blamed for staring

D．to be blamed to start

Mom, I lost ________ diamond ring you bought for me as my birthday present．

Could you keep ________ eye out for it when you clean my bedroom?

A．a; an

B．a; the

C．the; the

D．the; an

－ why are you so late? I ________ here for more than an hour．

－ I’m terribly sorry．I overslept and missed the bus．

A．am waiting

B．was waiting

C．have been waiting

D．have been waited

Is the Haihe River, ________ through Tianjin, very large?

A．which flows

B．flows．

C．which one flows

D．flowed

Jim is awfully difficult to make friends with, but the friendship of his, ________, is more true than any other．

A．once gained

B．when to gain

C．as gained

D．while gaining

Richard was called in by the police to answer questions ________ disappearance of Thomas Ripley, whose relatives were so ________ his present situation,

A．concerning; concerning about

B．concerned; worrying about

C．with regards to; concerned about

D．regarding; concerned about

To keep healthy, a lot of people ________ jogging as a regular form of exercise．

A．took up

B．caught on

C．carried out

D．made for

Willpower is a kind of quality … and that is ________ it takes to do everything well．

A．why

B．that

C．what

D．which

I want to buy that kind of cloth because I ________ the cloth ________ well．

A．have told; washed

B．have been told; washes

C．have been told; is washed

D．was told; washed．

In the ________ of rain, the opening ceremony of the book fair will have to be held indoors．

A．face

B．event

C．time

D．course