20 集
课程目录2/20 集可播放
1
a little,little,a few与few
3:412
a number of与the number of
3:52
3
alone与lonely
3:36未授权
4
and与but
3:22未授权
5
arrive,reach与get
4:24未授权
6
besides,except,except for与but
6:40未授权
7
happen与take place
3:42未授权
8
hope与wish
5:36未授权
9
how long,how often,how soon与how far
3:45未授权
10
in front of与in the front of
3:22未授权
11
instead of 与instead
4:18未授权
12
interesting与interested
3:48未授权
13
lend,borrow与keep
3:31未授权
14
look，see，watch与read
4:45未授权
15
on,at与in
5:17未授权
16
one与it
3:29未授权
17
remember doing sth.与remember to do sth.
2:52未授权
18
see sb. doing sth.与see sb. do sth.
3:25未授权
19
so...that与such...that
5:13未授权
20
spend,cost,take与pay
4:52未授权