—Is Fred going to fix our TV for use?

—Yes,________ he is here.

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________ still needs to be discussed.

[　　]

A．How is the work to be finished ahead of time

B．How the work is to be finished ahead of time

C．Why is the work finished ahead of time

D．When is the work finished ahead of time

Lei Feng was always thinking of ________ he could help others.

[　　]

He said ________ to meet all of us again.

[　　]

Our city is no longer ________ it used to be.

[　　]

The fact ________ Lily got the first prize is well known to us all.

[　　]

Do you know ________?

[　　]

Computers can only do ________ we have instructed it to do.

[　　]

It’s commonly believed unwise to give a child ________ he or she wants.

[　　]

Please go and bring your pen here. It’s ________ you left it.

[　　]