已知am=5,an=2,则am+n的值等于( )
A:25
B:10
C:8
D:7
Unless the weather ______, we'll have to cancel the picnic.
①2cm
②3.5cm
③4cm
④5cm
⑤7cm
寻____ 具____ 波____ 洒____ 买____
录____ 真____ 泼____ 酒____ 卖____