toimprovethestudents’sight,the

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_______to improve the students’sight, the eye exercises are done in schools nationwide.

A．Being designed

B．To design

C．Designing

D．Designed

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Although I hadn’t seen Tom for years , I immediately ______him ______in the crowd .

A．picked ; up

B．picked ; out

C．picked ; at

D．picked ; on

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Chinese Premier Wen Jiabao _______an important speech on April 30,2011 in Indonesia, __________he is currently on an official visit .

A．is delivering ; that	B．was delivered ; in which
C．delivered ; where	D．had delivered ; when

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The specialist, ______ some of his assistants, ____ to attend our discussion.

A．and; is

B．or; are

C．as well as; is

D．except for; are

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Smiles around the world _____ be false, ______ other feelings like anger, fear or worry.

A．must; hide

B．must; hiding

C．can; hide

D．can; hiding

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Using Dr Yuang's hybrid rice, nowadays farmers are producing harvests ________ before.

A．as twice large as	B．twice as much as
C．twice as large as	D．as twice much as

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