Whether he was asked why he was late for class, he would answer carelessly, ________ always the same thing．

saying

said

to say

having said

With more forests being destroyed, huge quantities of good earth ________ each year．

is washing away

is being washed away

are washing away

are being washed away

If it were not for the fact that she ________ sing, I would invite her to the party．

couldn’t

shouldn’t

can’t

might not

One of the best ways for people to keep fit is to ________ healthy eating habits．

grow

develop

increase

raise

The way he did it was different ________ we were used to．

in which

in what

from what

from which

Scientists think that the continents ________ always where they ________ today．

aren’t; are

aren’t; were

weren’t; are

weren’t; were

The girl likes singing ________ her twin sister prefers dancing．

when

but

and

while

Because I ________ a better job at IBM, I left my former position．

was offered

offered

had offered

offer

He has been working for more than 5 hours．________ he is so tired．

There is no point

There is no wonder

It is no wonder

It is no way

You must keep on working in the evening, ________ you are sure you can finish the task in time．

as

unless

if

when