致学生
致老师
练习序号
1–5 am/is/are
6–9 I am doing (现在进行时)
10–14 I do/work/like (一般现在时)
15–19 I am doing and I do (现在进行时与一般现在时比较)
20–21 have got 22–29 was/were and I worked/got/went (一般过去时)
30–32 I was doing and I did (过去进行时与一般过去时比较)
33–35 I do / I am doing and I did / I was doing (一般现在时、现在进行时、一般过去时与过去进行时)
36–39 I have done (现在完成时)
40–43 How long have you … (现在完成时的疑问句)
44–49 I have done and I did (现在完成时与一般过去时比较)
50–52 I do / I have done / I did (一般现在时、现在完成时与一般过去时)
53–57 is done / was done and is being done / has been done (被动语态)
58–60 be/have/do and regular/irregular verbs (动词形式)
61–63 What are you doing tomorrow (现在时表示将来)
64–66 I’m going to do
67–70 will/shall
71–74 I am doing / I am going to do / I’ll do (表示将来的形式)
75–76 might
77–80 can and could
81–82 must mustn’t don’t need to
83–85 should
86–87 I have to
88–90 Do this! Don’t do that! Let’s do this!
91–92 I used to
93–94 there and it
……