—_____ you ____your homework yet?
—Yes, I _____it ten minutes ago.
A. Did; do; finished
B. Have; done; have finished
C. Have; done; finished
D. Are; doing; finished
—Mr. Li, ____ of children ____ finished the work by now.
—Well done.
A. two-thirds; has B. two-third; have
C. two-thirds; have D.second-three; have
Peter’s Chinese was very poor, so he couldn’t make himself ____.
A. understand B. understood
C. understandingD.to understand
— I have never visited a paper factory.—
A. So have I B. So I have
C. Neither have ID.I haven’t now
Maria has ____trouble ___math, so she often asks her math teacher for help.
A. much; understanding B. no; to understanding
C. many; understanding D. a little; understand
She sold newspapers to help support her family __she is only 12 years old.
A.unlessB.if C.sinceD.though
