当经介绍后认识某人，你应该说：
| A．Good morning |
| B．Please sit down. |
| C．Thank you. |
| D．Nice to meet you. |
( ) I see ________ inside the envelope.
| A．anything | B．something | C．some thing | D．any thing |
( ) —Must I finish my homework now?
—No, you_______. You_______ finish it tomorrow.
| A．can’t; can | B．mustn’t; must |
| C．couldn’t; could | D．needn’t; may |
( ) The rain comes from the_______.
| A．clouds | B．stream | C．sun | D．Moon |
( ) Lucy doesn’t have ________ eraser, but Lily has ________.
| A．a; it | B．an; a |
| C．an; one | D．the; that |
( )— What ________ he do?
— He ________ pears on the farm.
| A．does; pick | B．did; picks |
| C．does; picked | D．did; picked |