Question

The US federal government has released 252 applications so far, ______ fields including education and health care.

A．covered

B．to cover

C．covering

D．having covering

Answer 1

C

试题分析：句意：美国联邦政府到目前为止已经推出了 252个申请，涉及的领域包括教育和健康护理。这里是定语，修饰applications ，applications和cover是主动关系，用现在分词做定语，所以选C。