should have done：事情未做 ，但是相对正确的；shouldn't have done :事情已 做，但是相对不正确的；第四部分：ought（not） to do= should（not） do ;Exercises:Key:
My idea is that we (should) do exercises first.我的意见是我们先做练习题. (5)用于if引导的从句中,表示与将来事实可能相反的假设. If it should rain tomorrow,we would stay home.如果明天下雨,我们就呆在家里. 四、在条件状语从句中,should 表示“万一”,即可表示不能实现的假设,又可表示可以实现的假...
肯定:must/may/might + have been否定:can/could + not + have been/done 疑问:Can/Could + sb. + have been/have done 注意:表示推测(可能性从大到小):must,can,could,may,might。 They might have finished the work by now. Exercises:(A)相关...
My idea/ motion/ advice/ is that we(should)do more eye exercises every day. 我的意见是我们每天应该多做眼保健操。(should用于表语从句中) 5.用在“ It is / was necessary/ important/ strange/ incredible ”或“ It is a pity/ a shame/ no wonder ”之后由that引导的主语从句中,should有“应该...
( should 用于同位语从句中)My idea/ motion/ advice/ is that we (should) do more eye exercises every day.我的意见是我们每天应该多做眼保健操。( 14、should 用于表语从句中)5. 用在“ It is / was necessary/ important/ strange/ incredible ”或“ It is a pity/ a shame/ no wonder ”之后...
Can you recommend any exercises, or should I see a doctor? - 根据逻辑或典型情况,预测可能发生的事情,或可预期的情况: My sister’s on her way, she should be here soon. By next month I should have enough money to buy a car. 三个词汇的异同:我们从两个方面,即含义和语法上比较和对比三个...
Exercises help the blood to move around inside our body.Blood takes food to all parts of our body.Our body also needs air to breath.Without air,we will die.We must have a lot of clean fresh air if we want to be healthy.That is why many people like to go out to do morning ...
C. Leg exercises. 相关知识点: 试题来源: 解析 C 答案C 听第9段材料,回答第14至17题。 M:Miss Helen,can you tell me a little about where you have worked before? W:Well,my last job was with Enron. M:And when did you start with them? W:Two years ago. M:I see.So why did you ...
eat B.eat C.not to eat D.don’t eat11.You ___ wash your hands before meals. It is good for your health.A.may B.can C.have to D.must12.Don’t sleep all day. You should ___ to keep fit.A.not eat B.to run C.do many exercise D.do morning exercises13.—Would you ple...
5. I am a little bit overweight. So I think I ___ do exercises every day. 答案:1. should 2. shouldn’t 3. should 4. should 5. should 高中英语词汇:should 和ought to的用法比较 should 和ought to should 和ought to 都为"应该"的意思,可用于各种人称。 ——Ought...