–Attention, please. The flight has to be_______ because of the heavy rain.
—She has been to Hangzhou before. —_______. A.So I have B.So have I C.Neither have I
Hurry up,_____ we will miss the first bus.. A. or B. and C.but
---Rita has been to Tokyo twice. --- ___________ .
There are sixty teachers in our school._____ of them are women.
—_____ the population of the U.S.A. in 2005? —It _____ about 296 million. A. What is; isB. What was; was C. How many is; was D. How many was; is