She ________ on this essay for twenty minutes but she has written only about a hundred words．

will be working

worked

has been working

will have worked

I haven’t seen Mary these past few days, I’m afraid she ________ herself for some time．

hasn’t been feeling

hadn’t been feeling

isn’t feeling

wasn’t feeling

________ may say so，it is not true．

Anyone who

Whoever

No matter whom

Whatever

________, Mother will wait for him to have dinner together．

However late is he

However he is late

However is he late

However late he is

If we work with a strong will, we can overcome any difficulty, ________ great it is．

what

how

however

whatever

________ I admit that the problems are difficult, I don’t agree that they can’t be solved．

While

When

As

Because

The money collected from ticket sales could be ________ food and clothes for the people in the flooded areas．

cost

paid off

spent on

paid back

His mother ________ the work．

hoped him to do

agreed him to do

wished him to do

explain

We made him ________ of our company．

a director

head

the director

the head

They would not allow him ________ across the enemy line．

to risk going

risking to go

for risk to go

risk going