--__________the window, please. --OK. Now you see the window _______.
| A．Be clean, cleans | B．Be clean, is cleaning |
| C．Clean, is clean | D．Clean, cleans |
Jenny was so careless that she______her purse on the bus.
| A．forgot | B．left | C．leaves | D．forgets |
——What if you have two days_______?
——I'd like to go_______ a trip_______ Suzhou.
| A．of; for; to | B．off; on; to | C．off; on; for | D．of; for; for |
You______buy Tom a present if he invites you to his birthday party.
| A．had better | B．would like | C．are able to | D．must. |
This umbrella is____that one,but____than that one.
| A．as beautiful as,expensive |
| B．as beautifully as,more expensive |
| C．as beautiful as,more expensive |
| D．more beautiful as,as expensive |
The 6-year-old child is old enough_______ himself.
| A． to dress | B．to wear | C．dresses | D．wears |