—If you have any questions，you can at any time.

—Thanks a lot.

A.pick me up B.take me up C.call me up

South China tigers are ，so we should try to protect them.

A.in surprise B.in public C.in danger

—Linda, Dad has finished his work and we to the gym to pick you up.

—Thank you, Mum.

A.drove B.have driven C.are driving

When the old man saw the great changes in his hometown，Shenyang，he could believe his eyes.

A.directly B.hardly C.nearly

—Wang Li's spoken English is very excellent.

— . He often talks with some foreigners in English.

A.So he is B.So it is C.So am I

he failed several times，he never gave up.

A.Once B.Although C.When

—Mom，I have bought us two tickets to JJ Lin’s concert.

—Really? pleasant surprise.

A.How B.What C.What a

We all know learning a language time and effort.

A.reduces B.removes C.requires

Every year，about 60 children from poor families still need to afford their education.

A.million；to help B.millions；help C.million；help

—The 5G technology in China can help doctors treat patients who are hundreds of kilometers away.

—It is really .

A.efficient B.cultural C.cruel