Therecentresearchattemptstothe

The recent research attempts to the effectiveness of different drugs used for the new virus.

A．cover

B．guarantee

C．estimate

D．evaluate

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It doesn’t make any sense for tbe Prime Minister to a banker to this post．

A．choose

B．elect

C．appoint

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－It’s a shame that some companies lack the sense of social responsibility and ．

A．consequence

B．construction

C．consideration

D．conscience

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—Our class got the first prize in the singing contest at last，which we forward to．

A．have been looking	B．had been looking
C．looked	D．had looked

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一 that we could finish our work．

A．What it was

B．When was it

C．When it was

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Although everything seems to have been taken into consideration， accident can happen when the astronauts walk in space．

A．不填；the

B．an；the

C．the；the

D．an；不填

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