When you read the book, you’d better make a mark _____ you have any questions.
| A．at which | B．at where | C．the place | D．where |
— How much do I owe you for this supper?
— _________. It’s nothing.
| A．You are welcome | B．Forget it |
| C．With pleasure | D．That’s all right |
When Marx was in London, he _______ read at the library for hours.
| A．would | B．might | C．could | D．should |
Help! My door shut after me and the eggs _________ in the pan.
| A．have been fried | B．are being fried |
| C．have been fried | D．are frying |
The reason _______ he gave for being late was ________ he overslept this morning．
| A．why; that | B．why; because |
| C．which; that | D．which; because |
The dog had such ________ to its master that it would not leave him, even when he
was dead．
| A．devotion | B．contribution | C．connection | D．application |