—Can everyone work out this maths problem in your group?

—Yes. It’s ________ one of all the exercises.

A.the easiest B.the most difficult C.an easier D.the easier

________, the sports meeting was put off until the following week.

A.As a result B.In order to C.So that D.For example

My mother often tell my little brother ________ too much time ________ computer games.

A.not to spend; to play B.not to spend; playing

C.to not spend; playing D.to not spend; play

Today the forests are becoming smaller and smaller. We must ________ too many trees.

A.prevent people to cut down B.prevent people from cutting down

C.keep people cutting down D.stop people to cut down

My uncle ________ from his hometown for ten years.

A.has left B.is away C.left D.has been away

The structure of the sentence ―Mr. Liu teaches us physics.‖ is ________.

A.S+V B.S+V+DO C.S+V+IO+DO D.S+V+DO+OC

If there is a big fire in a house, you’d better run out of the house ________.

A.as quick as possible B.as quick as can

C.as quickly as can D.as quickly as possible

A good idea went ________ his mind, and he couldn’t wait to share it with his friends.

A.through B.across C.around D.in

________ I was waiting for a bus, I saw my friend Kitty ________ the street.

A.Though; crossing B.Since; cross C.While; crossing D.Till; cross

President Xi’s 2020 New Year Message made people all over the country ________.

A.exciting B.excited C.excite D.excitedly