18. My grandfather (grow) tomatoes in his garden this summer. 19. He (grow) them every summer .
20. The children (leave) for school right now.
21. The children (leave) at 8:30 every morning of the week.
22. Shu! The baby (take) her nap.
23. In the north the season (change) four times a year .
24. Up to now he (give) us 5 tests.
25. The monsoon (come) once or twice a year.
26. It's spring and the days (get) longer.
27. The weather (get) very cold in Moscow in the winter.
28. It (rain) hard, and I don't have an umbrella.
29. It's November and the birds (fly) south.
30. Many birds of Europe (fly) south to Africa every winter.

Nhanh giúp mình được không ặ :(
Còn 2 tiếng 10 phút ặ