These people were mentioned at the meeting,           , Tom, Helen and Brown.

One should remain ______ and think of ways to escape when facing danger.

The car is environmentally friendly because it uses electricity instead of gas. _____, it is less expensive.

----It’s a warm day, isn’t it?----Yes, it is _______ cold. I just wear a jacket.

He is thought to be one of the most famous writers________.

---Thanks for your trouble. ---Not at all. I’m _____ pleased to help you.

In my view, biology is ______ chemistry, but a little easier than mathematics.

— Do you really want to go out? — It may rain．         , I shall go out; I don’t mind the rain．   

You can’t go out because it is a stormy night;       , your homework hasn’t been done.

A good book is like a good friend. You cannot keep it          long.

Up to now, Hope Project has helped thousands of students who would       have dropped out of school.

Scientists will have to come_______ new methods of increasing the world’s food supply.

It was ________ impossible for her to catch the 9 o’clock train. I know she got up at 9:15．

Since David ______ downloaded a virus into his computer, he can not open the file now.

---Mary has been trained hard for the last two years. ---______ she did so well at the track and field meet yesterday.

–Have you got ready for your studying plan? --Yes! I have made it ______. Please give me some suggestions and then I will make some changes.

But as the moon gave ________ light, she didn’t dare open a window.

--- What a lot of fun it is to play on a frozen sports field! --- Isn’t it rather risky,       ?

We decided not to climb the mountains as it was raining ________ .

As a student in Senior Three, I must work hard． ___________, I should take exercise to strengthen my body．