完成句子（共5小题，每小题2分，共10分。）
小题1: 不要再痴迷于这些电脑游戏了。
小题2:我每天花费半个小时和朋友在网上聊天 。
小题3:那个小男孩六岁时开始练习踢足球。
小题4: 我盼望着下周参加你的生日派对。
小题5: Jack太穷了而不能带他生病的儿子去医院。
小题1:Don’t be crazy about these computer games any more.
小题2:I spend half an hour chatting with my friends on the Internet every day.
小题3:That boy started to practice playing football at6/at the age of 6/when he was 6.
小题4:I am looking forward to taking part in/joining in your birthday party.
小题5:Jack was too poor to take his son to the hospital./Jack was so poor that he couldn’t take his son to the hospital.
题目分析：
小题1:这里是祈使句的否定形式，以Don’t开头，短语be crazy about对……痴迷，故用Don’t be crazy about these computer games any more.
小题2:这里是句式Sb spend some time doing sth做某事花费某人多长时间，故用I spend half an hour chatting with my friends on the Internet every day.
小题3:这里是短语start to do sth开始做某事；practise doing sth练习做某事，故用That boy started to practise playing football at6/at the age of 6/when he was 6.
小题4:这里是短语look forward to doing sth盼望做某事，故用 I am looking forward to taking part in/joining in your birthday party.
小题5:这里是短语too…to太……而不能；so…that…如此……以至于，故用Jack was too poor to take his son to the hospital./Jack was so poor that he couldn’t take his son to the hospital.