Đường thẳng đi qua hai điểm  và  nhận vectơ nào sau đây làm vectơ chỉ phương?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  “The teacher had lots of difficulties in _____________ retarded students to understand
  the lesson.
  
  

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

  score                       bottle                      shop                       dog

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

  sorrow                        shop                       short                     clock

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

  water                     watch                  warm                      quarter

• Choose a word that has different stress pattern:

  demonstration                    passion                      exhibition                    opposition

• Choose a word that has different stress pattern:

  photography                subtract                   ambition                   stimulate

• Choose the correct sentence which is built from the words and phrases given:

  The air conditioner / not world well / because / its air filter / fail / stop / the smell //.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  I / look forward / hear / you / and / get / a quick resolution / this problem//.
  
  

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

  wonderful                woman                  something                 month

• Choose the correct sentence which is built from the words and phrases given:

  operate / TV / remote control / must / sure / cord / plug / main / turn on.//