1.Have you ever been to the Expo Park?
2.His dream of playing Shakespeare in the new play came true at last.
3.He started his stage career by playing Romeo at the age of 20.
4.Our boss always asks us to work effectively.
5.You look different from others.
6.Sorry! I didn't mean to trouble you.
7.The olive branches stand for peace.
8.The policy is difficult to carry out.
9.It's likely to rain this afternoon.
10.He's still feeling a bit weak after the operation.
11.To my delight,my daughter offered her seat to an old lady.
12.On the one land,cars make our life more convenient;on the other hand,they will cause air pollution.
13.The number of mobile phone users has reached I billion.
14.Nowadays,mobile phones are no longer luxury.
15.The Web has made our life more enjoyable and convenient.
16.There is an article about global warming in "China Daily"today.
17.After a lot of persuasion,their quarrel came to an end at last.
18.The environmental pollution problem is extremely difficult to work out.
19.A huge number of books are available in our library,ranging from seience to archeology.
20.I doubted whether their marriage would last long,but now the couple seem to be living in peace.
【注意:不要用翻译器翻译】
【要求:语句通顺,谢谢】