【题目】I'd like to take this (机会) to thank everyone for their hard work on the project.

【题目】The teacher must have the (预先) teaching plan．

【题目】How beautifully she sings! I have never heard _______.

【题目】There is nothing so a(值得赞扬的) as a man who devotes his life and happiness to others.

【题目】He went away without saying anything, ____ us standing outside.

【题目】Tom was praised for his b(勇敢).

【题目】Many countries are now setting up national parks ______ animals and plants can be protected.

【题目】Gun control is a subject _______ Americans have argued for a long time.

【题目】Mary hurried to the box office at lunch time, but all the tickets ______ out.

【题目】_______ the website of the Fire Department in your city, and you will learn a lot about firefighting.