am not sure

1、引导的从句类型 （1）if引导的是宾语从句、表语从句，译为是否。（2）if引导的是条件状语从句，译为如果。2、所在位置 （1）if译为是否，一般放在动词后，不能放在句子开头。例：I don't know if she will come tomorrow.我不知道她明天是否会来。（2）if译为如果，从句放在句子开头时，后面...

be sure of 与 be sure about 的区别如下所示。1. 释义区别:- "Be sure of" 表示对某事或某人的确信或确定。例句：I am sure of his honesty.（我对他的诚实非常确信。）- "Be sure about" 表示对某事的确定或确信。例句：I am not sure about the time of the meeting.（我对会议的...

I'm sure that he will not come. 我确定他不会来 I'm not sure if he will come. 我不确定他是否会来 由于not sure的内容是不确定的事件，引导词一般使用if或whether.

4.不容置疑的；确切的；可靠的；保险的 5.沉着自信的；胸有成竹的 adv.1.的确, 当然 2.（加强语气）确实，的确 3.（回答他人的感谢）不用客气，应该的 4.（表示同意）当然 形容词 adj.1.无疑的, 确信的, 有把握的 I shall certainly be present at the meeting, but I am not sure ...

be sure of 与 be sure about 的区别如下所示。1. 释义区别:- "Be sure of" 表示对某事或某人的确信或确定。例句：I am sure of his honesty.（我对他的诚实非常确信。）- "Be sure about" 表示对某事的确定或确信。例句：I am not sure about the time of the meeting.（我对会议的...

be sure of 与 be sure about 的区别如下所示。1. 释义区别:- "Be sure of" 表示对某事或某人的确信或确定。例句：I am sure of his honesty.（我对他的诚实非常确信。）- "Be sure about" 表示对某事的确定或确信。例句：I am not sure about the time of the meeting.（我对会议的...

be sure of 的用例：I am sure of his success.（我确信他会成功。）Be sure of the address before you send the letter.（在寄信前要确保地址正确。）She is sure of herself when she speaks in public.（她在公共场合讲话时充满自信。）be sure about 的用例：I'm not sure about the ...

4. We are sure that you can sell more this year according to the marketing conditi*** at your end.根据你地的市场情况，我们确信今年你们有望销得更好。5. Even though we are not in same country, but weare sure that our hearts belong to you.尽管我们不在一个国家，我们的心都支...

I let some lemonade fall on my clothes, and I am not sure if I can wish it off.(译文：我把柠檬水洒在衣服上了，不知道能不能把它洗干净。)Cookies are just the thing to serve with tall glasses of real lemonade.(译文：曲奇就应该搭配高脚杯的天然柠檬汁一起享用。)He was pouring...

3.I am new here. (Can) you tell me where to find a cinema to see Harry Potter?4.You (must) have read this book.You know the story very well.5.I (will) help you if you need me.6.I (should) finish reading the book tomorrow, but I am not sure about it.7.Anybody...