China has become one of ________ countries worldwide in greening the desert.
A.more successful B.the most successful C.more successfully D.most successfully
She thought she heard ________ fall on the floor, so she got up to take a look.
A.everything B.nothing C.anything D.something
Alice! Please pass ________ the glasses. I want to see the words in the newspaper clearly.
A.I B.me C.my D.mine
Tokyo Olympic Games will start ________ July 23, 2021 and run until Aug 8.
A.in B.on C.at D.for
Human beings still can't stop the spread of some disease for ________ time being.
A.a B.an C.the D./
Don't worry, the doctor on duty will help you soon. Which is correct for the underlined part?
A./ju:/ B./ʌ/ C./u:/ D./ʊ/
