－ It’s burning hot today, isn’t it?

－ Yes. ________yesterday.

A．So was it

B．So it was

C．So it is

D．So is it

________for the breakdown of the school computer network, Alice was in low spirits．

A．Blamin

B．Blamed

C．To blame

D．To be blamed

The workers will go on strike if the demands they________put forward are turned down．

A．could

B．would

C．不填

D．had

The moment the 28th Olympic Cames________open, the whole world cheere

A．dcelaned

B．have been declared

C．have declared

D．were declared

________homework did we have to do that we had no time to take a rest．

A．So much

B．Too much

C．Too little

D．So little

I’m sure you’d tather she went to school by bus,________?

A．hadn’t you

B．wouldn’t you

C．aren’t

D．didn’t she

If it were not for the fact that she________sing, I would invite ber to the party．

A．couldn’t

B．shouldn’t

C．can’t

D．might not

Green products are becoming more and more popular because they are environmentally________．

A．friendly

B．various

C．common

D．changeable

－ How long do you think it will be________China sends a meanned spaceship to the moon?

－ Perhaps two or three years．

A．when

B．until

C．that

D．before

I adies and gendemen, please fasten your seat belts. The plane________．

A．takes off

B．is taking off

C．has taken off

D．took off