真实性和品种纯度测定可用()。
A.种子
B.幼苗
C.植株
D.果穗
E.叶片
参考答案:A, B, C
Form the sentences. 连词成句。
1. umbrella, let's, buy, go, a big, and
.
2. an, we, umbrella, need
3. a, kite, let's, go, buy, and
4. now, is, raining, it
5. home, let's, go
A.E=,m=0
B.E=,m=
C.E=,m=0
D.E=,m=