He says that Mr. Zhang to the factory next week.
A:is sent
B:would send
C:will be sent
It's hard ____(find) a bookshop in a poor area.
根据你对生活中物理量的认识,下列数据中最接近生活实际的是( )
写出以 4+17,4-17为两根的关于x的一元二次方程____ .