10.The buses,_ were full of people, couldn't go very fast.

The buses, _ were full of people, couldn’t go very fast.A. thatB. whichC. There

I walked as fast as I could, but I couldnt __________ him.A. catch hold ofB. cat

______ the temperature falling so rapidly，we couldnt go on with the experiment.（

_______ the temperature falling so rapidly, we couldnt go on with the experiment

There were so many customers in the shop during the Spring Festival that shop as

But what if you lived there and couldnt chop (劈) wood or couldnt afford to pay s

But what if you lived there and couldnt cut wood or couldnt afford to pay someon

______ that we couldnt catch up with him.A. So fast he ranB. So fast did he runC

（ ），we couldnt follow our usual schedule .A. Being the caseB. That being the cas

They couldnt hear her, as she spoke too _____ .A. quietB. quieterC. quietly