Itwilltakealongtimefortheeffec

It will take a long time for the effective use of natural resources _________.

A．to be made

B．to make

C．being made

D．making

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相关试题

The enemy troop could hardly make any advance, and ________ could they fall back.

A．neither

B．so

C．either

D．both

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You can’t imagine the hard time he had ______ the horse in.

A．holding

B．to hold

C．held

D．hold

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—Mary，new copies of Harry Potter are on sale now．
—Great! Let’s go and buy______this afternoon．

A．it

B．that

C．any

D．one

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—I’ve lost the game again．
—______! It’s not that bad!

A．Cheer up

B．I’m sorry

C．It doesn’t matter

D．Oh, my goodness

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————.the website of www．google．com, and you will learn a lot about Obama’s first official visit to China．

A．Searching	B．To search
C．Having searched	D．Search

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