I was about to leave my house________the phone rang. 
#72178
A
while
B
when
C
as
D
after
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What shall we do if it           tomorrow?
#41196
A
will rain
B
rain
C
rains
D
Rained
____________, I still couldn’t figure out what the headmaster said at the conference.
#68032
A
Though I didn’t listen attentively
B
Attentively as I listened
C
Attentively as did I listen
D
As long as I listened