The farmers are in bad need of rain,but a (an)          large amount of rainfall will cause Floods.

I just keep working hard as I have done, and ________ it will pay off. It has done so far and so I just have to do the same.

These　good　sare＿＿for　export，though　a　few　of　them　may　be　sold　on　the　home　market．

Though there was a heavy rain and terrible thunderstorm, the children slept  _____all night.

I caught the last bus from town, but Harry came home___________ that night.