()是一种限制作物生长期内热量资源充分利用的农业气象灾害。
参考答案:霜冻
(Alice advises(劝告)Bill to read English every day and agrees to help him ...)
A:Why don 't you look happy ?
B:Because I have a lot of trouble with my English.I can hardly pass the exam every time. 6
A:Don 't worry. 7
B:No,I only read English before the exam.
A:Ah,that's it.If you want to study it well,you must practise it every day. 8
B:I'll take your advice and try to practise reading English every day. 9
A:All right.I'd like to.But in fact I still have some trouble with English,too. 10
A.Will you help me with it?
B.Let's help each other.
C.I'll try my best to learn it well.
D.How do you like English?E.I really don 't know what to do.
F.What are you going to do next?
G.Do you read English?
叶天士论治温热病的代表作是()
A.《温疫论》
B.《温病条辨》
C.《温热经纬》
D.《临证指南医案》
E.《温热论》