According to a recent survey, the ________ age of students of Senior Two is seventeen.
There were two boys in the lab,did the experiment successfully.
The customer didn’t chooseof the coats and went away without looking at a third one.
—How can I use this washing machine? —Well, just refer to the.
He spent too much time talking onphone while we were all busy atwork..
19. I don’t know why he blamed the accident _____ me.