643.What do you want to do next?We have half an hour until the basketball game.
________.Whatever you want to do is fine with me.
A.It just depends
B.It's up to you
C.All right
D.Glad to hear that
644.In Hangzhou Mr.Green was so struck ______ the beauty of nature that he stayed ____ another night.
A.at;on
B.with;at
C.for;in
D.by;for
643.答案是B;It just depends视情况而定；It's up to you由你做决定。
644.答案是D;be struck by the beauty of nature 被大自然的美景所打动。
