介绍:
Day4
1下午四点十五分。
A quarter past four in the afternoon.
2之后，我通常在十点二十左右锻炼。
After that,I usually exercise at about ten twenty.
3在晚上，我要么看电视，要么玩电游。
In the evening,I either watch TV or play computer games.
4五岁以下的儿童乘火车经常免费。
Children under five often travel free on trains.
要点：
①about prep.介词，译成：大约
②either---or---要么---要么----，这里either理解为连词
③free adj.有空，免费的&adv.免费地
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