—Do you have iPhone 7 mobiles?

—Sorry, they have been________. You may come next week.

A.given out B.looked out C.sold out D.come out

We have worked so long. Shall we stop ______ a rest?

A.have B.to having C.having D.to have

---The picture of the Snowflake Boy has become very popular recently.

---Yeah, it receives Internet hits a day.

A.thousands of B.thousands C.hundred D.hundreds

—Two cups of milk tea, please!

—Sorry, but we ________. How about juice?

A.will sell out B.sold out C.have sold out D.sell out

—What else should we pay attention to ________ building the bridge?

—The change of the weather, I think.

A.finishing B.finished

C.to finish D.finish

The government ________ that the danger was over on the radio.

A.spoke B.valued C.examined D.announced

—I don't know if you remember me, David. We were in the same summer camp last year.

—Sure I do. You were always telling________and we all laughed.

A.jokes B.wishes C.smiles D.worries

——Tu You you received the Nobel Prize for her________of anemisinin(青蒿素).

——And she was the first Chinese who won the prize in science.

A.design B.thought C.invention D.discovery

—Do you have iPhone 6S?

—Sorry, they have been ________. You may come next week.

A.given out B.looked out C.sold out D.come out

Great changes have ________ since I left my hometown 10 years ago.

A.taken care B.taken place C.taken after D.taken off