Now one-sixth of the population in the country ________ workers．

was

were

are

is

He is an able man, but ________ he demands too much of people．

at another hand

on the other hand

on other hands

in the other hand

A great number of people are going ________ and hundreds of children have died of ________．

hungrily; hunger

hungry; hunger

hunger; hungry

hungry; hungrily

I'd like to study law at university ________ my cousin prefers geography．

though

as

while

for

How can I get a job ________ I can't even read or write?

unless

because

when

although

Rather than ________ a bike in the freezing weather she preferred ________ on a crowded bus．

take; to take

to take; ride

ride; to ride

ride; ride

The flu is believed ________ by viruses that like to reproduce in the cells inside the human nose and throat．

causing

being caused

to be caused

to have caused

I think you'd better tell me the ________ for your being late again and again．

reason

cause

purpose

desire

This job proved to be much more difficult than the one I ________ before．

have been offered

was offered

would be offered

had been offered

Once out of the earth's gravity the astronaut is ________ by the problem of weightlessness．

affected

effected

benefited

related