I _________ to help you but I was not able to spare any time．I _________ a paper last night and I’ll have to finish it today．

wanted; have been writing

had wanted; was writing

had wanted; wrote

have wanted; wrote

What’s that actor _________ that we saw in the film last night?

called

is called

calling

being called

Not only _________ interested in changing teaching methods but _________ beginning to show an interest in it．

the teacher himself is; all his students are

the teacher himself is; are all his students

is the teacher himself; are all his students

is the teacher himself; all his students are

Many people believe we are heading for environmental disaster _________ we radically(彻底地)change the way we live．

but

although

unless

until

The driver was at _________ loss when _________ word came that he was forbidden to drive for speeding．

a; the

a;/

the; the

/;/

_________ far from school, the boy is often late．

Living

Having lived

Being lived

Lived

When I passed by, I heard her _________ in the room．

sings

sang

singing

to sing

We are going to visit an old temple _________ the 12^th century．

is dated back to

dated from

dating back to

that is dated from

I’ll lend you my bike _________ you take care of it．

as long as

as far as

even if

even though

It was when she was sleeping in her bedroom _________ a thief broke into the house．

which

that

where

than