______is well-known, the environment in China is badly in need of improvement.

A invite

B be invited

C having been invited

D being invited

A Being

B Having been

C To be

D To have been

A What

B That

C Which

D As

A when they found

B that they found

C did they find

D that they didn’t find

A were just unloading

B were just been unloading

C had just unloaded

D were just being unloaded

A considered

B be considered

C considering

D having considered

A warn young people of the hardships that a successful writer has to experience

B advise young people to give up their idea of becoming a professional writer

C show young people it’s unrealistic for a writer to pursue wealth and fame

D encourage young people to pursue a writing career

A He wasn’t able to produce a single book.

B He hadn’t seen aching for the better.

C He wasn’t able to have a rest for a whole year.

D He though that he lacked imagination.

A who think too much of the dark side of life

B who regret giving up their career halfway

C who think a lot without making a decision

D who are full of imagination even upon death

A have ruined their talents

B have taken on an unsuitable job

C think of nothing but their salary

D are not aware of their own potential