—Will you go to Mary’s birthday party?
—No. _____ invited, I cannot go to it. I will be very busy then.
A.Only if B.Now that
C.As though D.Even though
In developing countries, energy can be used wastefully by _______ has the money to use it, while poorer and less powerful go without.
A.who B.which
C.whoever D.whomever
—I have studies gardening as one of my hobbies. Could I make some suggestions?
—_____.
A.Don't mention it B.Go right ahead
C.Take it easy D.You will make it
Training of the employees was suggested as one _____ to dealing with the problem of low efficiency.
A.method B.way
C.approach D.means
If I don't laugh, I have to cry. Maybe this is _____at many funeral people share funny stories about the person who has just died.
A.why B.how
C.because D.when
—Did Peter fix the computer himself?
—No. He______, because he does not know much about ocmputers.
A.had it fixed B.has fixed it
C.has it fixed D.fixed it