3 . 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

4 . Legends, myths, gods, and religions ________ for the first time with the Cognitive Revolution so that humans can talk about different kinds of entities never ________.

A．appeared; seen or touched

B．have appeared; seen or touched

C．appeared; to be seen or touched

D．have appeared; being seen or touched

6 . Directions: Fill in the blanks with the proper forms of the given words or phrases. Note there is one more word or phrase than you need.

excite       experiment       result from       result in fit in        survive            push               show off

1. It will be long for some overseas students ____________ with new manners and customs.
2. Wandering Earth tells of a grand plan of mankind: when the earth is facing destruction, humans ____________ the earth out of the solar system in search of a new home.
3. Are you attracted by all the clown’s tricks ____________ with the gadget he’s made?
4. He wasted too much time dealing with some insignificant things, ____________ the failure of the whole plan.
5. What ____________ people all over the country in the past few years is that China became the third country to softland an unmanned spacecraft on the surface of the moon.
6. ____________ the fierce competition, the CEO of Pizza Hut decides not to expand further, but to pay more attention to the quality of its products.
7. Decorations and color began ____________ with by post-modernist designers again, so as to avoid a soulless design.