Bill won’t make any progress ______ he studies harder than before .
—Is this model plane yours,Susan?--Yes,it’s mine.It’s made by_________.
---How can I get well along with others, father? ---Try to smile to others, boy. That will make __________ much __________.
I could look after _____when I was six.
spending your vacation in a hotel. Why not try hiking in the country?
—Is that man Mr Hu?—That ______ be Mr Hu. Because he has gone to Japan with his wife.