1.on test是测试的意思，你是要说in the test吧意思是在测试中。举个例子：
The battery is on test at the moment.
此刻正在对这种电池进行测试。
He failed in the test.他考试没及格。
2.go for 去找, 努力获取, 被认为, 主张, 拥护
比如：go for a swim去游泳
Just go for it 去做吧。
3.interview to 面谈，接见
例句：Before Prime Minister Wen left, he gave an interview to some farmers.
温总理在离开之前，会见了一些农民。
4. go back to school
go back home
加不加to看后面所跟的名词
5.定语从句中that's not....可以变成that isn't?这得看that所做的成分了吧，不一定。
6.be afraid to 害怕去做
例句： Never be afraid to express yourself.
不必羞于表达自己的情感。
be afraid doing担心出现某种后果而不做某事
例句：Don't be afraid of doing it because so-and-so may laugh at you.
不要因怕某人笑话你而害怕做那件事。
7.catch up
catch up with sb都有赶上的意思，其他的意思可以查字典。
8.would
v.,aux.
1. will 的过去式和已废过去分词2. [助动词]：表示“条件”：例句: He would write if you would answer.
如果你回信的话，他就写信。在间接引语中表示“将要”：例句: He said he would bring it.
他说要把它带来。表示“习惯性动作”：例句: Sundays he would sleep late.
每逢星期天他总睡懒觉。使语气婉转：例句: Would you please leave?
请你离开好吗?3. (我)希望；表示“与事实相违的愿望”：例句: Would (I would) that she were here.
她如果在这里多好。[参较should]4. [用于第二、三人称时表示在特定条件下会产生的结果]要，该：例句: The party wouldn't be any fun without you.
如果你不参加的话，晚会就没意思了。5. [表示喜欢、意愿]要，会，肯：例句: I would like to do it well.
我会把这事干好。6. [表示设想、推测、可能性]也许，大概：例句: If the director were coming, he would be here now.
如果主任来的话，他现在该到了。7. [表示疑惑、不定]竟会，倒会：例句: The explanation would seem satisfactory.
这种解释看来倒会令人满意。vt.[古语]希望，愿意，但愿：例句: Would (I would) that I were with her now!
但愿我和她还在一起。
短语
1. would as soon as宁愿，宁可2. would better[美国英语]最好还是…；应该，必须3. would best见 best4. would rather (或 sooner)宁愿，宁可5. would have
a. 应该
b. (要不…)就会6. would like想，愿意7. would you请(表示客气)8. wouldn't think it past someone (to do something)认为某人很可能干某事
可能不全，自己查字典吧。
9.crack a joke/tell jokes讲笑话
10.Welcome to you whenever you come.
11.always:adv.
1. 总是，每次都是2. 始终，一直，永远，不断地3. 在任何时候4. 在每一个场合；毫无例外地5. 不论怎样总还6. [常与进行时连用，表示不满、腻味、厌烦等情绪]老是，一直
短语
1. always excepting除…外2. always supposing (that)如条件一经满足就…，假使(符合规定的条件的话)3. as always
a. 同平时一样
b. 作为通常情况4. for always[口语]永远5. not always不一定6. since always一向，一向以来，一直
自己再动手查字典，多动手有好处滴
12.during the concert在音乐会期间
13.impress及物动词
She did not impress me at all.
她没给我留下丝毫印象。
to impress something in one's memory
牢记某件事
具体用法自己查字典。
希望可以帮到你。
