help help[选择题]If you _____with fire,you ______when you use the cook.A.be careful with; will be safeB.are careful with; will be safetyC.be careful with; will be saingD.are careful with; will be safe再问一道题:Everyone should _____the book on time.A.reyurn B.back C.give back to D.reyurn to

D ； A1、这不是虚拟语气,be动词与you搭配 选 are safe 和 safety 在表“安全”的时候 safe是形容词,safety是形容词要用 be safe2、return the bookback 是副词give back to,to为介词,后要接名词（归还的地方...

D. are careful with; will be safe

c

A 虚拟语气

B

D. are careful with; will be safe
条件状语从句 前句用一般时
不是虚拟语气。
虚拟语气是这样用的：
与现在事实相反： If sb did sth, sb would do sth
与过去事实相反：If sb had done sth, sb would have done sth

a

D我觉得这是主将从现.如果你小心用火,当你做饭的时候就会很安全.If 引导的是一般现在时，后面的事主句。用一般讲来时。

(1)D, are careful with; will be safe
(2)A, return

1.D 2.C
第一题是一IF引导的从句,应用一般时,A,C排除,主句将来时,be后面应加形容词.
第2题是根据语意"还书"而回定.

1,A
2,A

D