There are two and five in the zoo.
A:sheep; deer
B:sheep; giraffe
C: bears; deers
D:sheeps; tigers
医用“B”超机是利用超声波来诊断病情的,但人们听不到它发出的声音,这是因为( )
—Mike, what club do you want to join?
—Well, I want to join the club. I love painting.