1 . He stared at me          I was his friend.

A．as long as

B．even if

C．as if

D．in case

2 . Intelligence, bravery and confidence are           you need.

A．that

B．what

C．which

D．where

3 . The number of companies selling computers         since January 2012.

A．are dropping

B．is dropping

C．have dropped

D．has dropped

4 . Mr. White, together with his wife and children, ______ by his friend to visit China last month.

A．have invited

B．has been invited

C．were invited

D．was invited

6 . The old woman has two dogs and three cats, ______ play with her happily.

A．and all of which

B．all of them

C．and all of that

D．all of which

7 . —Is the new job a real challenge for him?
—Well, ______ difficulties he meets, I believe he will never lose heart.

A．whenever

B．however

C．whichever

D．whatever

8 . —Tom, you have won the competition again!
—The most important advice ______I’d like to give is to go all out.

A．where

B．what

C．how

D．that

9 . In one of the letters, Father Christmas complained about _________ he could not stop his helpers playing games with the toys instead of wrapping them up.

A．which

B．who

C．what

D．how

10 . ________ many Brits like nothing better than spending their Sunday cutting the grass, some people are happy to sit and enjoy the beauty around them.

A．If

B．While

C．Unless

D．Until