Hai bạn Nam và Hòa cùng đưa thùng hàng lên sàn ô tô (Nam đứng dưới đất còn Hòa đứng trên thùng xe). Nhận xét nào về lực tác dụng của Nam và Hòa lên thùng hàng sau đây là đúng?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Find a mistake in the four underlined parts of the sentence and correct it:

  The most distinguishing differences between American English and British English is in

  pronunciation and vocabulary.

• Find a mistake in the four underlined parts of the sentence and correct it:

  There are wide varieties of American dialects, some of that appear to be diverging markedly from others.

• Find a mistake in the four underlined parts of the sentence and correct it:

  The use of English ethnic dialects vary from region to region and social group to social group.

• Choose the word that has the underlined part pronounced differently from the rest:

  follow                  job                      geography                     develop

• Choose the word that has the underlined part pronounced differently from the rest:

  awful                   quality                        corner                      fourteen 

• Choose a word that has different stress pattern:

  enjoy               prevent               special                  attend

• Choose a word that has different stress pattern:

  different                disabled                 consuming                    activity

• Choose a word that has different stress pattern:

  educate                secondary                 ornament                     suspicious

• Choose a word that has different stress pattern:

  explain               gradually                     development                   profession

• Choose a word that has different stress pattern:

  opposite                  employed                      condition                   important