——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
—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
The government ________ that the danger was over on the radio.
A.spoke B.valued C.examined D.announced
—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
—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
---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
