Jenny has gone to Shenyang for holiday, but she'll be back in 5 days. I will call you ________ she returns.
A.when B.though C.because D.since
You will miss the chance ________ you go home now. Please think about it again.
A.after B.though C.because D.if
As soon as the rain ______, they will go out to pick apples.
A.stops B.stopped C.will stop D.is stopping
Mother's Day is coming. I'm thinking about ________ to make my mother happy.
A.when to do B.what to do
C.where to do D.which to do
I heard that we can use WeChat to pay for things now. Can you show me ________ it?
A.how to use B.whether to use
C.when to use D.what to use
—The light in Bill's office is still on. I wonder
________.
—Maybe at midnight again.
A.if he will work with me
B.why he works so hard
C.how he works it out
D.when he will stop working
