—Peter, keep an eye on your younger brother. It is easy to ______ when babies learn to walk.

—OK, Mum. I will take good care of him.

A.fall over B.fall behind C.get away D.move away

—There are four bedrooms in the villa, with its own bathroom.

—That’s great. We four adults have got a few kids.

A.neither B.none C.each D.either

Always believe that smile at the world, the world will smile back to you.

A.and B.or C.as D.though

―WeChat has made a great difference to people's life.

― . We can use it to communicate with others easily.

A. Completely B. Possibly C. Probably D. Exactly

—Could you help me do some cleaning, Jason?

—Certainly. Mom will be crazy if she sees this , I think.

A.mess B.menu C.market D.message

—Many people prefer spending much time on smart phones to reading today.

—That’s too bad. Everyone be a book lover. Reading brings much pleasure.

A.would B.may C.must D.should

Since Tencent released Wechat, it ________ one of the most popular apps in the world.

A.became B.has become C.has been D.was

—Do you know why the store to close by the local government?

—Because of the high prices on goods. Business must be honest, you know.

A.would be asked B.was asked C.asked D.has asked

When you travel abroad, you can hardly avoid products made in China.

A.to buy B.buy C.buying D.be bought

Believe in yourself. If you always yourself with others, you may get much stress.

A.compare B.connect C.consider D.contact