The central theatre has a seating ________ of more than 3, 000 people.
B
A(实际)能力，才能，性能
例：Noonedoubtshercapabilityforthejob.没人怀疑她担任这一职务的能力。
B能力，容量，容积capacity后常接ofdoingsth.
例：Thefueltankhasacapacityof12gallons.这个燃料箱的容量为12加仑。
Theelevator’scapacityisthirteen.这部电梯乘载13人。
C能力，技能，才智ability后常接todosth.
例：Shehasgotaremarkableabilitytogetthingsdone.在办事方面，她显示了非凡的能力。
D能力，才干，方便，设施较正式用法，后常接in,with.
例：hisfacilityin/withlanguages他的语言才能
Thecentraltheatrehasaseating________ofmorethan3,000people.
Hewouldhavegivenyoumorehelp,ifhe________sobusy.
Thebookfairhasreceivedapositive________fromreaders.