问题
单项选择题
同一个人两次献血间隔期最短为几个月？（）
A、不少于3个月
B、不少于4个月
C、不少于5个月
D、不少于6个月
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
同一个人两次献血间隔期最短为几个月？（）
A、不少于3个月
B、不少于4个月
C、不少于5个月
D、不少于6个月
参考答案：D
| 用方框内所给词组的适当形式填空。 | |
2. Who can help me ______ an English name? 3. The students went out of the classroom ______ as soon as the history class was over. 4. Jenny ______ to jump,but she was lost. 5. Do you ______ to save the rabbit's life? |