She will tell us why she feels so strongly that each of us has a role ________ in making the earth a better place to live on．

to have played

to play

to be played

to be playing

I’d like to go ________ to help people, ________ when they are in trouble．

straight; especially

straight; specially

straightly; specially

straightly; especially

The farm grows various kinds of crops, ________ wheat, corn, cotton and rice．

for example

as

so that

such as

The place was flooded ________ it had been raining for several weeks．

because

because of

ever since

as a result of

The film brought the hours back to me _________ I was educated in a small village．

until

that

when

where

Let’s learn to use this exam we are facing _________ a stepping–stone to success．

to

for

as

by

The wet weather will continue tomorrow, when a cold front _________ to arrive．

is expected

is expecting

expects

will be expected

Mark never considers himself as _________ failure．On the contrary, he thinks he is on the road to _________ success．

a; ∕

a; the

∕; a

the; ∕

In order not to be found, I’ll spend the night _________ in your room．

locking

locked

to lock

lock

_________ expects a good mark in the exam is supposed to make great efforts in their daily learning．

The one

Anyone

Whoever

Who