Sincethetimehumankindstartedga

Since the time humankind started gardening, we _____to make our environment more beautiful.

A．try	B．have been trying
C．are trying	D．will try

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相关试题

_______ never to come back, the boy left his home angrily.

A．Determined

B．Determining

C．Being determined

D．Determine

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When my grandfather retired(退休) at the age of 60, he took a sea ________ around the world, which had been his dream since his childhood.

A．travel

B．trip

C．voyage

D．journey

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The newly-built house, the walls _______ are painted light green, is really a peaceful place for us, especially after hard work.

A．that

B．whose

C．of whom

D．of which

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She ______ tomorrow and you had better see her off(送行).

A．is leaving

B．left

C．leaves

D．has left

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He was a heavy smoker. I _______ him to give up smoking but he just wouldn’t listen to me.

A．suggested

B．tried to persuade

C．persuaded

D．tried to advise

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