The boss usually go to work by bike ________ it rains．

except when

except for

except

if

In the school, some fans even don’t know the ________ of jazz．

origin

original

discovery

resource

Although I admire you ________ your work on soil, I think you should apologize _________ the villagers for the water pollution．

for; to

to; for

for; for

to; to

My mother couldn’t go to school, ________ being poor, the family couldn’t pay for his education．

as a result

since

as

for

With a lot of homework ________, I decided not to play with you．

to do

doing

done

being done

After a long discussion, the experts finally ________ up with suggestions for solving the air pollution．

gave

set

came

caught

His determination and devotion to science ________ the great discovery．

lied in

are led to

led to

as a result

Upon graduation from middle school, how well will you ________ the job that lies ahead?

prepare

prepare for

be prepared for

be preparing

When he was there, he ________ wander and murmur every day．

would

should

had to

might

You were late for class, but you ________ on time．

might be

should be

ought to have been

must have been