Is it the pigeon to ________ he attached the message ________ carried the news there?

whose leg; which

which leg; that

its leg; which

whose leg; that

You are ________ to be hit by lightning ________ be attacked by a shark, so don't be frightened by sharks．

more likely 30 times; than

30 times as likely; than

30 times as more likely; as

30 times as likely; as

You will have an accident if you don't ________, for the road is icy．

make out

pick out

bring out

watch out

Many rules in English are ________, and large numbers of students feel ________ them．

confused; puzzled with

confusing; puzzled about

confused; puzzling with

confusing; puzzling about

The reason ________ Old French made contributions to Middle English is ________ English borrowed many words from it．

why; because

that; because

why; that

that; that

Wastes from the factory ________ the water pollution in this area．

resulted from

paid off

paid back

resulted in

Chinese differs from western languages ________ it uses characters ________ stand for ideas, objects and deeds．

in that; which

because of; that

in what; which

because;/

Reaching out ________ the money in the shop, the thief heard a strange sound and was sweating ________ fear．

to get; for

to; with

to get; of

for; with

Polly's mother was anxious about ________ she could get home safely in ________ foggy a day．

whether; that

if; that

whether; such

if; so

Polly observed that she ________ by a tall man in a dark coat when she ________ the faces around her on the train．

was watched; stared at

was being watched; glanced at

was being watched; glared at

was watched; looked at