To My MOM
Time adverb means one day. It also has meaning of “in case”, or presupposessomething will happen in an uncertain time.
yí dàn zhōng mĕi fā shēng zhàn zhēng ， shì jiè jīng jì huì yŏu hĕn dà de yĭng xiăng 。
Once the Sino-US war happens, the world economy will have a great impact.
yí dàn tiān qì biàn rè ， zhè jiàn yī fu jiù bù néng chuān le 。
Once the weather gets hot, this dress can’t wear.
zài + verb
means to do something more.
zài zuò liăng gè xiăo shí wŏ men jiù huí jiā 。
Two more hours, then we will go home.
zài chī liăng gè miàn bāo wŏ jiù băo le 。
I will be full after two more loaves.
emphasizes the situation with something to happen every time.
wŏ mĕi chī yí cì yào jiù găn jué shēn tĭ gèng hăo le
I will feel better every time I take the medicine
tā mĕi zuò yí cì jiā wù ， zŏng yào bào yuàn jǐ jù 。
She will complain about something every time she does housework.
一 yī .... 便（就） biàn （ jiù ） ....
This pattern tells us that as soon as (一, yī) means one thing happens, then (就, jiù) theother thing happens immediately afterwards. 便 is used in a much moreformal situation or in written Chinese.
yī fu yì chuān ， jiù chū fā 。
We will set out as soon as we get dressed.
chūn tiān yí guò wán ， tiān qì biàn rè le 。
After spring finished, the weather will be hot.
tū rán + verb
means something happens suddenly
tiān kōng tū rán xià qĭ le dà yŭ 。
It began to rain suddenly.
tā zĕn me tū rán huái yùn le ？
How was she pregnant suddenly?
is used to indicate something which iscontrary to expectations. However, it is generally followed by a negative comment. It's also important to point out that 却 is not a conjunction; It’s an adverb. Practically speaking, this means that it goes inside a statement (within the second clause) instead of joining two statements. Specifically, it needs to come after the subject and before the verb. (Note that when you use a conjunction like 但是 it comes before the subject! 却 is different in this respect. Also, it isn’t used to replace 但是, it can work with it to emphasize .
tā yĭ jīng lăo de shéi yĕ bú rèn shi le ， tā què yì zhí yĕ wàng bù liăo tā 。
She is too old to know anybody now, but he still can’t forget her.
zhōng guó de dà xué shēng măn jiē dōu shì ， néng shuō liú lì yīng wén de què liáo liáo wú jĭ 。
Chinese college students are all over the streets, however very few of them can speak fluent English.
yì tiān tiān
day by day.
一 + reduplicate measure words sentence structure means one after another.
hái zi yì tiān tiān de zhăng dà ， zhuăn yăn jiù shí bā suì le 。
The child grows up day by day, and he turns 18 years old soon.
xué shēng men yí gè gè de zŏu jìn jiào shì.
The students are walking into the classroom one after another.