Jane is supposed to stop working. She has a serious headache because she ______  all the morning . 
#83549
A
wrote
B
is writing
C
had written
D
has been writing
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When copying the paper,be careful not to ________ a single word.
#69340
A
leave out
B
come out
C
begin with
D
come up
My father walked _____ in the room, looking as if he was thinking over something.
#83080
A
now and then
B
up and down
C
again and again
D
over and over
Our decision _____ was wise . 
#84007
A
of waiting
B
to wait
C
for waiting
D
to be waiting
 We may think that kids know little about health. _________, they have a high health IQ.
#64388
A
For example
B
As a result
C
By the way
D
As a matter of fact