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1. baseball n. 棒球
Culture tip:
Baseball is the national sport of the U.S. It became very popular there in the 1840’s. “Take me out to the Ball Game” is a popular song about baseball. Almost every baseball fan can sing this song.
Jack Norworth wrote the
words in 1908. But he never
went to a baseball game
before he wrote the song.
2. play against…
与……比赛
e.g. Class one will play against
Class two next week.
3. snack n. 点心；小吃
4. pop n. 汽水
e.g. Usually I only have
a snack and pop
at lunchtime.
9. shame n. 羞愧；惭愧
e.g. He felt shame after he told the lie.
合作探究（二） 5. If conj.
１） conj. 如果；假若。引导条件状语从句时，若主句是一般将来时，从句应用一般现在时表达将来含义。
e.g. I won’t have a match if it rains.
I will help you if I have time.
2) conj. 是否。引导宾语从句。
e.g. I don’t know if it is the right size.
I wonder if it will rain tomorrow.
6. ever adv. 曾经；究竟；到底
e.g.
Did you ever drive a car? 你曾开过车吗?
What ever is she doing? 她究竟在做什么?
What ever do you want?