China recently tightened its waters controls near the Huangyan Island to prevent Chinese fishing boats from ________ in the South China Sea.
— Is it OK if I take this seat?—Sorry,___________.
With so many problems____ , the newly-elected president had a hard time.
_____ many times, but he still didn’t know what to do next.
She is so beautiful a girl ___ we all like.
If their marketing plans succeed, they _____ their sales by 20 percent.