Nowadays it is getting more and more popular to talk with friends ________ WeChat.
A.on B.like C.from D.as
I like sitting________ the window because I can get a better view of the sea there.
A.above B.behind C.beside D.under
The shoes are ________ the bed. You can find them easily.
A.over B.through C.along D.under
The boy helped the blind girl go ________ the road. The girl was thankful to him.
A.across B.below C.over D.through
Don't cut in line ________ you're waiting for the bus or shopping.
A.while B.unless C.once D.though
________ you make a promise, you should try to keep it. Or you'll lose others' trust.
A.Unless B.Because C.Before D.Once
