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📝 本组单词列表
1.seem
2.seldom
3.sell
4.send
5.sense
6.sentence
7.separate
8.serious
9.serve
10.service
11.set
12.several
13.shake
14.shall
15.shame
16.shape
17.share
18.shark
19.she
20.sheep (pl
21.sheep)
22.shelf (pl
23.shelves)
24.shine
25.ship
26.shirt
27.shock
28.shoe
29.shoot
30.shop
31.short
32.shorts
33.should
34.shoulder
35.shout
36.show
37.shower
38.shut
39.shy
40.sick
41.side
42.sign
43.silent
44.silk
45.silly
46.silver
47.similar
48.simple
49.since
50.sing
51.single
52.sir