After I_______ finished working, I switched off the machine.
A.had
B.have
C.to have
D.having

What does the passage mainly discuss?
A.The differences between early and modern comic strips.
B.A comparison of two popular comic strips.
C.Features of early comic strips in the United States.
D.The effects of newspapers on comic strip stories.

I had not expected the journey would be so long.
A.The journey was as long as I had expected
B.The journey was not longer than I had expected
C.The journey was not so long as I had expected
D.The journey would be longer than I had expected

What happened in that city were a reaction from city workers, including firemen and policemen who had been laid off from their jobs.
A.What happened
B.were
C.including
D.their

Plant cuttings who are placed in water will develop roots and can then be planted in soil.
A.who
B.placed
C.then be
D.in soil

Alike oxygen, which is chemically changed by our bodies into carbon dioxide, nitrogen is merely exhaled back into the air.
A.Alike
B.chemically
C.merely
D.into

Don't be so disappointed Jane. You can take the driving test again,' said Helen.
A.Helen told Jane not to be disappointed and take the driving test again.
B.Helen asked Jane not to be disappointed and offered her another driving test.
C.Helen warned Jane not to be disappointed' in order to take the driving test again.
D.Helen encouraged Jane to take the driving test again.

________ (45)
A.making
B.made
C.make
D.be

Not until I was on my way to the airport that I realized I had left my passport at home .
A.on my way
B.that I realized
C.I had left
D.at home

Some of the plants in this store require very little care , but this one needs much more sunlight than the others ones
A.Some of the plants
B.little care
C.much more sunlight
D.others ones