The little boy used to be thin, ________he?

[　　]

A．didn't　　B．don't　　C．doesn't

My uncle is so kind as to be ________ to all of my friends.

[　　]

A．friend　　B．friends　　C．friendly

Johnson Liu is an excellent player and he is ________ the National Team.

[　　]

A．at　　B．on　　C．for

Nina began to play ________ violin when she was five years old.

[　　]

A．a　　B．the　　C．/

The girl is so shy that she is afraid of ________ in front of a group.

[　　]

A．speak　　B．speaks　　C．speaking

－Thank you ________ me.

－It doesn't matter.

[　　]

－Excuse me. Do you have an eraser?

－Sorry, I haven't. Why ________ you ask Mary?

[　　]

Oh, we can't find ________ oranges in the fruit shop. Let's ask the salesgirl.

[　　]

－Can you tell me why ________?

－Because I want to help the people there.

[　　]

A．do you go to Tibet

B．are you going to Tibet

C．did you go to Tibet

D．you are going to Tibet

I often ask my friends ________ to my house.

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