Build sentences by using the given words or phrases
1.It/ necessary/ persuade/ lazy students/ spend/ time/ resonably
2.It/ usually/ take/ one/ much time/ master/ language skills
3.It/ humorous/ my brother/ make/ little sister/ laugh/ happily
4.It/ not worth/ learn/ new words /by heart
5.It/ cost/ learner/ 250 usd/ complete/ English course.
1. It is necessary to persuade lazy students to spend time reasonably.
2. It usually takes one much time to master language skills.
3. It is humorous of my brother to make my little sister laugh happily.
4. It is not worth learning new words by heart.
5. It costs the learner 250 USD to complete the English course.
( cost sb: làm ai mất bao nhiêu để làm gì )