问题
单项选择题
图示扦插的四种葡萄枝条，其中最易成活的是（）
A.图A
B.图 B
C.图C
D.图D
答案
参考答案：C
解析：幼苗能产生生长素促进扦插的枝条生根，故选C。考点：本题考查植物生长素的作用等相关知识，意在考查考生能理解所学知识的要点，把握知识间的内在联系的能力。
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图示扦插的四种葡萄枝条，其中最易成活的是（）
A.图A
B.图 B
C.图C
D.图D
参考答案：C
解析：幼苗能产生生长素促进扦插的枝条生根，故选C。考点：本题考查植物生长素的作用等相关知识，意在考查考生能理解所学知识的要点，把握知识间的内在联系的能力。
| 根据短文内容，用方框中所给词语的适当形式填空，使文章通顺、完整。(每词限用一次) | |
It was __1__ and hot in the morning. We __2__ to a nice beach. We had great fun __3__ the water. In the afternoon, it __4__ . So we went to a museum. It was boring and crowded. So I __5__ back. At night, the weather was cool, the rain __6__ . So we decided __7__ chess. We played __8__ 6:30 p.m. to 9:50 p.m. It was __9__ fun. And we ate fried chicken and French fries. It was __10_ . | |