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【单选题】
If all other factors remain the same, a 20% increase in both selling price and variable cost will:A.
Lower the break-even point in units
B.
Raise the break-even point in units
C.
Have no effect on the break-even point in units
D.
Vary depending on capacity of factory
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举一反三
【单选题】He had a stomachache ________ he ate something bad this morning.
A.
or
B.
if
C.
so
D.
because
【单选题】The young man hurried back because ______.
A.
he remembered he had left something on the train
B.
he realized that he had got off at the wrong station
C.
a passenger was calling him back by his name
D.
a passenger shouted to him that he had left something behind
【简答题】A．He had something more important to do. B．He had no passion for it. C．There was power cut-off in his area. D．His TV set had no signal.
【单选题】By accident, he _______he had done something wrong and that he hadn’t been prison for a few weeks.
A.
let out
B.
made out
C.
made sure
D.
took care
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