—This new model bike _______ Uncle Wang last week.

—How beautiful! By the way, what’s it ________?

A．was made by; made of

B．was made; made from

C．was made to; make up

D．made by; made of

胸腔积液当出现阳性体征时，积液量至少有()

A．150ml

B．300ml

C．500ml

D．600ml

E．800ml