On July 20, 1969, Neil Armstrong ________ down onto the moon, the first person ever set foot on another planet.

Alan took a photograph of Sandra while she________

D. Hadn’t looked

The earth________ on the sun for its heat and light.

She will go abroad as soon as she________ this English course.

While mother________ dinner, the phone rang.

They ________ this course by next June.

I ________ my key. Can you help me look for it?

We________ a party next week. Would you like to come?

Fish________ on earth for ages.

I don’t feel good. I ________ home tomorrow.

In the last two decades, space exploration___great contributions to weather forecasting.

C. Made

Their football team________ a championship until last season.

By the end of this year, Tom ________English for three years.

In one year’s time, I________ in this school for 15 years.

If coastal erosion continues to take place at the present rate, in another fifty years this beach________ any more.

The phone________ constantly since Jack won the first prize this morning.