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Everyone has a stage in their life ______ they seem to have trouble in everything.

A．where            B．when             C．that              D．why

I think I have great writing ______, but it’s a pity that I don’t have a chance to realize it.

A．pollution          B．possibility         C．privilege          D．potential

It makes no difference to him______ you stay here or go to Hong Kong.

A．how             B．whether          C．what             D．why

Now that there are still some problems remaining ______, we have to work extra hours tonight.

A．solved            B．solving            C．to be solved       D．to solve

Don’t worry. It won’t be long ______we see each other again.

A．before           B．since             C．until             D．a(chǎn)s

I’m really sorry, Lucy. I ______ to help you, but I was too busy at that time.

A．meant            B．mean             C．had meant         D．have meant

---Don’t you think that funny Johnson is really ______ failure?

---But ______ book he wrote is very popular with teenagers.

A．/, a              B．the, the           C．a(chǎn)n, the            D．a(chǎn), the

If you ______ firm action to deal with it at once, you wouldn’t suffer heavy losses tomorrow.

A．take             B．took              C．has taken          D．had taken

The lazy boy is indeed unusual: he knows nothing, ______ does he seek to know.

A．so               B．either            C．nor              D．or

I’m glad to hear a new school building has been put up ______ once lay an abandoned cinema.

A．where            B．when             C．why              D．that