Last year the number of students who graduated with a driving license reached 200,000,a(n) ________ of 40,000 per year.(2010·江西)
______life began on the earth is one of the biggest puzzles to scientists.
---Let’s throw a surprise party for mom’s 50th birthday. ---That’s a good idea.We______several of her friends.
______fit, we ought to learn more about our body and be careful with what we eat.
Mike must be angry with me, for he walked______me without even saying hello.
All the organizations involved have sent urgent ______ to government, asking for extra funding.