_____，he finished the work all by himself.
A. Luck
B. Luckily
C. Lucky
The room is ____.I don't like it.
A. so small
B. too little
C. very young
The new school is _____the old one.
A. two times bigger than
B. so twice as big
C. twice as big as
______ you work.______result you will get
A. More hard，more good
B. The harder，the better
C. Much harder.much better
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