Since they bought the house, the Smiths _______ debt these years.

[　　]

As he didn’t know who he was the guard _______ his pass _______ Lenin.

[　　]

She telephoned me and demanded that I _______ the book.

[　　]

He has ______ little education that he finds it impossible for him to be equal to ______ important a task.

[　　]

There are ______ many people in ______ a small room that it is crowded now.

[　　]

John shut everyone out of the kitchen ______ he could prepare his grand surprise for the party.

[　　]

In some parts of London, missing a bus means _______ for another hour.

[　　]

--Tom, get the jar out and empty it, please.

--_______, Mum?

--To put the salted fish in.

[　　]

In order to gain a bigger share in the international market, many state-owned companies are trying ________ their products more competitive.

[　　]

In order to make our city green, ________.

[　　]

A．it is necessary to have planted more trees

B．many more trees need to plant

C．our city needs more trees

D．we must plant more trees