Ⅰ.单项选择。
1.________the snow, the pilot had to land the plane at an airport in
another city.
A.Because B.Because of
C.Instead of D.According to
2.There are ________other ways to experience Africa and too many
other memories to bring home.
A.too many B.too much C.much too D.many too
3.He noticed a woman in a black dress ________ across from him when
he was waiting for the train.
A.sit B.sits C.to sit D.sitting
4.Can you tell me how ________ my English?
A.improve B.improved
C.to improve D.improving