1 . The girl ________ in an orange astronaut suit was the only student at her school to join the important activity on April 20.

A．dressing

B．to be dressed

C．having dressed

D．dressed

2 . Due to the huge amount of construction and operational experience________over the past few years, China’s energy producers can grab a larger share of the global clean energy market.

A．having accumulated	B．being accumulated
C．accumulated	D．has been accumulated