I know one of the things I was unsure about was _____ hard it would be to climb this mountain.
#66039
A
what
B
that
C
however
D
how
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   down the radio. The baby’s sleeping in the next room.
#66231
A
Turning
B
To turn
C
Turn
D
Turned
 If the green light isn’t on, ___________ a minute.
#59395
A
wait
B
waits
C
will wait
D
waiting
—I’m leaving now. —________ you turn off the lights and the computer.
#59400
A
To make sure
B
Make sure
C
Made sure
D
Making sure