查询词典 have trouble doing sth.

attach to sb：为某人相关联,归于某人

137.make the most /best of 充分利用 | 138.attach to sb 为某人相关联,归于某人 | 139.attach sth to sth 将......与......相联系,将......归于......

make an attempt to do sth.: make an effort to do sth：尝试,企图

If you turn towards the right and look in the mirror, you will be able to see the mark. 假... | 9. make an attempt to do sth.: make an effort to do sth. 尝试,企图 | They made no attempt to escape. 他们...

attempt to do sth./make an attempt to do sth：企图做某事

agree to do sth 同意干某事 | attempt to do sth./make an attempt to do sth企图做某事 | attract one's attention 吸引某人的注意力

attempt to do sth：尝试做某事

7 尝试做某事 try to do sth | 8 尝试做某事 attempt to do sth | 10 代数考试 a math test on algebra

attribute sth to sb：把....归因于

ascribe sth to sb 把....归因于, | attribute sth to sb 把....归因于, | stay away 不在家,外出

look backwards：向后看

26. be backward in sth 在...方面落后/迟缓 | 27. look backwards 向后看 | 28. sb be amazed at sth 某人因...而惊讶

bargain for sth：讨价还价

15. take up a sport 从事一项运动 | 16. bargain for sth 讨价还价 | 17. be ashamed to do sth 不耻于做...

Be based on... :use sth as grounds, evidence etc for sth else：(以......为基础,以......为根据)

6.This novel is based on historical facts. 这部小... | **Be based on... :use sth as grounds, evidence etc for sth else (以......为基础,以......为根据) | The progress of the society is based on harmony. ...

be able to do sth：能够做某事/形容词词组

8. Provide help to people 为人们提供帮助/动词词组 | 9. Be able to do sth. 能够做某事/形容词词组 | 10. Follow sb.s instructions on sth. 在什么事上听从某人的意见/动词词组

be able to do sth =can do sth：能做

14.fall in love with ...爱上... | 15.be able to do sth =can do sth 能做... | 16.keep a pet 养宠物

dog tag style：狗标记作风

Identification necklace鉴定项链 | dog tag style狗标记作风 | 20 inch length 20英寸的长度

final examination：活動/事件教務期末考試

1216.活動/事件教務停課Class recess | 1217.活動/事件教務期末考試Final examination | 1218.活動/事件教務補考Make-up examination