The science of computer, rapid progress has been made in recent years,plays a very important role in our daily life.
I like travelling alone. Icanstaylonger______ Iwish, or just keepmovingalong.
I find _____ hard to concentrate on my studies with some people having small talks around me.
—My father is in hospital again. —_______. I hope he’ll recover soon.
The news was so ______ that all the people present at the meeting were _______ at it.
Yunnan ______from serious drought since 2009, so it’s our duty to save water every day.