1.certainly_______________
2.outside______________
3.手_______________
4.teeth______________
5.ruler______________
6.右边______________
7.dictionary______________
8.ballpen______________
9.橡皮______________
10.bake________________
11.number________________
12.cake________________
13.member________________
14.spread________________
15.roll________________
16.speak________________
17.doll________________
18.meat________________
19.pull________________
20.meet________________
21.full________________