4a. Are you busy? Have you got?
查看答案
4b. Free time is usually more enjoyable than .
A. a job
B. work
Turn leftthe traffic lights.
Can you tell me theto the youth hostel?
6个月小儿每日每公斤体重对热量及水的需要量是（）
A. 377kj(90kcal).100ml/kg
B. 418kj(100kcal).110ml/kg
C. 439kj(105kcal).120ml/kg
D. 418kj(100kcal).150ml/kg
E. 502kj(120kcal).160ml/kg
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