题目

According to the rules of the school,you must ask for leave in advance you have
1.According to the rules of the school,you must ask for leave in advance you have a
doctor’s diagnose note．
A．even though B．as if C．now that D．unless
答案 D
2.
Mc Grady says he doesn’t care about Yao Ming getting 30 or 40 points and he just gets 15, ______ Houston Rocket wins.
A. unless B. though C. as long as D. as far as
答案 C
3.
I left the house I remembered the key. Luckily, I was still in the doorway and the
door was not shut behind me.
A. Before B. While C. As D. After
答案 C
4.
She was so angry that she rushed out into the rain I could stop her.
A．until B．before C．after D．as
答案 B
请高手帮忙分析说明一下选这些答案的原因和理由,谢谢!

提问时间：2021-01-01

答案

只要你理解了各段单词,每个词组和各个句子的含义,答案是显而易见的.
1 根据学校规定, 离校必须请假, 除非（unless).
2 他不在乎姚明得多少分,只要（as long as).
3 这道选择相对困难, 但只要as 对应与同步和原因
4 before 后跟任何动作行为, 都表示来不及做的, 这些都是要不断记忆.