Alien had to call a taxi because the box was _________ to carry all the way home.

［　　］

We won't give up ________ we should fail ten times.

［　　］

--Oh, it's you! I _________ you.

--I've just had my hair cut, and I'm wearing new glasses.

［　　］

Visitors _________ not to touch the exhibits.

［　　］

I know this one is different __________that one, but I can't tell the difference _________ them.

［　　］

A．from,between

B．than,about

C．to,about

D．from,in

The boy wanted to ride his bicycle in the street, but his mother told him __________.

［　　］

A．not to

B．not to do

C．not do it

D．do not to

What's the language _________ in Germany?

［　　］

A．speaking

B．spoken

C．be spoken

D．to speak

--How do you communicate __________ each other?

--__________ E-mail.

[　　]

_________ people in the world are sending information by Email every day.

[　　]

Many people agree that ______ knowledge of English is a must in ______ international trade today.

[　　]

A．a;（不填）

B．the;an

C．the;the

D．（不填）;the