+ 4.Vì sao nước mắt lại mặn? + 5. Nêu 1 số mẹo vặt của muối ăn trong cuộc sống.

2 câu trả lời

$\text{# Chớp#}$

4.Vì sao nước mắt lại mặn?

⇒ Vì trong nước mắt có chứa muối.

5. Nêu 1 số mẹo vặt của muối ăn trong cuộc sống.

+ Làm sạch lò nướng

+ Làm sạch vết cà phê bám 

+ Làm sạch nồi, chảo cháy

+ Làm sạch chảo dính dầu

 

Đáp án:

 

Giải thích các bước giải:

`4.`

`=>` Vì trong nước mắt có vị mặn vì có chứa muối

`5.`

`+` Rửa sạch dầu mỡ

`+` Rửa sạch vết bám của cà phê

`+` Lau chùi sạch vết cháy dưới mặt bàn ủi

`+` Cọ nó với chảo bị cháy

`+` Dùng trứng gà để thử. Xem nó còn tươi hay ko

Câu hỏi trong lớp Xem thêm

I.  MULTIPLE CHOICE (8.0 points)

Mark the letter A, B, C, or D to indicate the word whose underlined part is pronounced differently front that of the rest in each of the following questions.

1. A. oceanic    B. remote    C. occasion    D. metro

2. A. festival    B. cultural    C. sculpture    D. virtual

Mark the letter A, B, C, or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

3. A. external    B. determine    C. mysterious    D. customer

4. A. miraculous    B. individual    C. certificate    D. astronomy

Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.

5. Now that the stress of examinations are over, we can go somewhere for our holiday.

                     A                     B                     C                     D

6. The English summer course will start in May 29th and finish in August.

                     A                     B                     C                     D

7. There were so a lot of people trying to leave the burning building that the police

             A                B             C

had a great deal of trouble controlling them.

                   D

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

8. The earthworm is a worm _______in moist, warm soil in many geographical areas.

    A. where is it found       B. is found

    C. and found it               D. which is found

9. Our flight from Amsterdam to London was delayed    the heavy fog.

    A. as a result     B. on account     C. instead of     D. due to

10. It is_______ to translate each lesson into your language. This is not a good way to study English.

    A. productive     B. unproductive     C. producing     D. unproducing

11. A good clock always keeps_______ time.

    A. certain    B. accurate    C. true    D. serious

12. It seems that the world record for this event is almost impossible to_______.

    A. meet    B. compare    C. beat    D. balance

13. The soldier was punished for_______ to obey his commanding officer's order.

    A. refusing    B. regretting    C. objecting    D. resisting

14. It is believed that she'll be a billionaire by the time she_______ forty.

    A. is    B. was    C. will be    D. would be

15. Some of the passengers spoke to reporters about their_______ in the burning bus.

    A. occasion    B. happening    C. event    D. experience

16. _______the rise in unemployment, people still seem to be spending more.

    A. Nevertheless    B. Meanwhile    C. Despite    D. Although

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