1.When his father (到达) London, he went to see the Big Ben.
2. He is interested in playing football . ________________ (然而), his brother likes basketball.
3.The students will have a school trip at the _________________(开始) of the month.
4. He is an important official(官员) in the ______________ (政府).
5. It is necessary for everyone to know the ______________( 重要 ) of wetlands.
6.Beijing, the capital of China, is one of the _________ (big) cities in the world.
7. Look!Those __________________(swim) are trying to swim across the lake.
8.We should spend as much time as we can __________________(speak) English aloud.
9. It's ______________ (possible) for me to finish the work in only two hours.There is too much
work to do.
10.“You are old enough to look after ________________ (you) now.” the mother said to the twins.
11.“There’s no hope to save the little panda,” the worker said _______________(sad).
12. Please be careful , or you will be in _______________(dangerous).
13. Her _______ (ill) kept her in hospital for six weeks.
14. I can’t wait _______________ (open) my present on Children’s Day.
15. Kitty is________________ (slim) than any other girl in her class.