What do you usually do ______ spring? A. on B. by C. at D. in

I simply fail to understand some of my colleagues attitudes to work.

=> I have some friends __________________________________________.

On Christmas Day, I often send my close friends (greet) __________cards.

Tìm và sửa lỗi sai:

I'd like to go out for dinner, but I don’t feel like to eat out tonight.

Mark is a passionate skier and he also takes part in skateboarding tournaments.

My brothers and sisters were very excited about the trip. They couldn't sleep.

=> ________________________________________________________. (so ... that)

Tony often goes ___________ when it’s hot.

Write a paragraph about advantages and disadvantages of online learning in 100-120 words.