— What _______ they ________?
— They are farmers.
A:does; do
B:do; do
C:do; does
D:does; does
洗澡的浴室内也涉及不少物理知识,小月总结了一些,其中错误的是( )
某同学取了20℃50mL以的水,放人烧杯里加热,进行《观察水的沸腾》实验(如图),下列说法正确的是( )