We'll ________ finish the job, however long it takes．

A．ought to

B．must

C．have to

D．should

－There is a lot of smoke coming out of the teaching-building there．

－Really? It ________ be a fire, most probably．

A．can

B．ought to

C．have to

D．must

I like ________ in the autumn when the weather is clear and bright．

A．this

B．that

C．it

D．one

We often write ________ ink, and hardly write ________ a pencil．

A．in; in

B．with; with

C．in; with

D．with; in

The day we look forward to ________ him ________．

A．meeting; coming

B．meeting; to come

C．meeting; has come

D．meet; come

Hearing a cry, the man stopped ________ what happened．

A．looking at

B．to find

C．finding

D．to look at

On the way home, he found a wallet ________ on the ground．

A．lying

B．lie

C．to lie

D．laying

I have changed it ________ you suggested．

A．as

B．when

C．how

D．since

I ________ you ________ buy me so beautiful a present．

A．didn't think; will

B．don't think; will

C．don't think; would

D．didn't think; would

“You can't catch me!”Janet shouted, ________ away．

A．run

B．running

C．to run

D．ran