Guangzhou is one of _____cities in China.( )
A.the biggestB.big
C.bigger
The girl who _______ by car has been taken to the hospital.
—What did Jane say? —She said she _________ at school that day.
— Are you going anywhere? — I ________ about visiting my cousin, but I have changed my mind.
----Have you ever been to HK, Jim? ---- Yes, I ______ there for two weeks with my parents last summer.
If he _________ here next week, I ____there.