The old man sat in front of the television every evening, happy _______anything that happened to be on.
| A．to watch | B．watching | C．watched | D．to have watched |
In the cave they found the very book, the cover of _______was torn.
| A．which | B．what | C．that | D．whose |
—How was your examination?
—It wasn’t very difficult,but it was__________long.
| A．too much | B．so much | C．very much | D．much too |
---How is your plan getting along?
----I can’t carry on _____ any longer. Someone must help me.
| A．single | B．simply | C．alone | D．lonely |
Nuclear energy may be dangerous if
| A．controls | B．not controlling | C．not controlled | D．controlled |
—Do I need to give a tip if I eat at a fast food restaurant in the United States?
—Yes , it’s a commonto tip waiters in a restaurant.
| A．sense | B．custom | C．method | D．practice |