Theastronautdidmanyexperiments-优题课

The astronaut did many experiments in the spaceship, great help for knowing more about space.

A．which we think it is	B．which we think is of
C．of which we think is	D．we think which is of

科目英语题型单选题难度较易

—May I open the window to let in some fresh air?
—___________

This printer is of good quality. If it（） break down within the first year, we would repair it at our expense.

I travel to the Binhai New Area by light railway every day,do many businessmen who live in downtown Tianjin.

I’m not surprised that he became a writer. Even as a child he had a _____ imagination.

It was a nice house, buttoo small for a family of live.