While the boy ______ down the street, the UFO _____ .
| A．was walking; was landing |
| B．walked; landed |
| C．was walking; landed |
| D．walked; was landing |
—I find difficult to learn English grammar.
—You can do more English exercises.
| A．that | B．this | C．those | D．It |
Don’t worry about the new words. You can _________in a dictionary.
| A．look up it | B．look up them |
| C．look them up | D．look it up |
__________the mooncakes are!
| A．How delicious | B．What delicious |
| C．What a delicious | D．How a delicious |
—How do you learn English, Tony?
—I often practice English _____ chatting ______ my American friends.
| A．in;with | B．by;of | C．by; with | D．by; from |
She is a ___________ girl. And she does everything ___________.
| A．careful; carefully | B．carefully; carefully |
| C．carefully; careful | D．careful; careful |