2.15 Grammar 2笔记答案 【现在完成时的用法】
1、表示过去已完成的动作对现在有影响。
2、表示动作从过去开始,持续到现在,并且仍有可能继续下去。 3、表示动作从过去开始,到现在发生了多少次。 【现在完成时的时间状语】
1.① He’s already come back, ________ he? 答案:hasn’t ② He’s already late,_______ he? 答案:isn’t 2.He hasn’t finished his homework _________. 答案:yet → Has he finished his homework _________? 答案:yet
→ Yes, he has. / No, he hasn’t. =★ ____________. / No, __________. 还没。
答案:Not yet./ No, not yet.
★表格里填“否定句”、“疑问句”
【例题精讲】① already ② yet ③ yet ④yet ⑤C
3.never They have never _______ to the USA, _______ they? 答案:been; have
★___________ 从没。答案: No, never.
5.表格 第一行 现在完成时; 第二行 一般过去时
e.g. I have had breakfast. 否定: I _____________ breakfast. 答案:haven’t had I had breakfast. 否定: I_____________ breakfast. 答案:didn’t have 6. I haven’t seen them ____________ (recent). 答案:recently
★There _____________ (be) many changes in recent years. 答案:have been 8.表格 第一行 一般过去时; 第二行 现在完成时
★在过去的三年里,在近三年里 in / during / over the past / last three years
13. ★e.g. I have watched TV for an hour. ___________ have you watched TV?答案:How long ★Simon is in Grade 8. He__________(study) in Sunshine Primary School for six years.
答案:studied
14.e.g. Simon ________(study) in Sunshine Middle School since two years ago / since 2024.
答案:has studied
★He __________ (leave) the village 18 years ago and I __________ (not see) him since then. 答案:left; haven’t seen 【例题精讲】答案:A
用 for和 since填空:①for ②since ③for ④since ⑤for ⑥since 17.答案:D
现在完成时使用注意点:
★1. I _____________(go) to the USA twice last year. 答案:went
★2. -When _________ you __________(watch) it? 答案:did; watch ★3. Yang liwei ______________(be) a pilot for ten years. 答案:was
4. I ______________(read) three books these days. 已经看了 答案:have read I ______________(read) the book these days. 一直在看 答案:am reading 【习题】随堂检测
1.recently 2.haven’t finished 3.have been 4.have finished 5-10.BADDBD