udy in Peking University lasted four years, ______ he founded his own company in Hong Kong.

Could you record today’s NBA basketball game for me I can watch ________ later.

Now it’s been possible for us to be taken into “space”, we can experience weightlessness for a short time.

It has been announced that students shall remain in their seats until all the papers ________.[ ]

I did very poorly in last week’s test.— _________. Look at your paper. You got a good mark.