—I wonder why he has been acting so strangely these days.—Recent pressure at work may     his behavior.
#66539
A
make for
B
stand for
C
change for
D
account for
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She ______his number in her phone book to ______that she had got the right number. 
#74763
A
looked for , be certain
B
picked up , make sure
C
picked out , be sure
D
looked up, make sure
________ I agree with you; let’s combine our ideas into a strong point.
#65988
A
On the whole
B
As a whole
C
In the way
D
Under no circumstances