21. _____, I have to put it away and focus my attention on study this week.
A However the story is amusing
B No matter amusing the story is
C However amusing the story is
D No matter how the story is amusing
22. For the sake of her daughter’s health, she decided to move to a warm____.
A weather
B temperature
C season
D climate
23. Be careful when you cross this very busy street. If not, you may get ____ by a car.
A run out
B run over
C run away
D run after
24. ___, some famous scientists have the qualities of being both careful and careless.
A Strangely enough
B Enough strangely
C Strange enough
D Enough strange
25. Having a trip abroad is certainly good for the old couple, but it remains ____ whether they will enjoy it.
A to see
B to be seen
C seeing
D seen
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