He goes swimming when he ____ free time.
A. have
B. is having
C. has
D. will have
Vế trước chia ở thì hiện tại đơn => vế sau cũng chia ở thì hiện tại đơn (tương ứng về thì)
=> Loại B (hiện tại tiếp diễn) và D (tương lai đơn)
Chủ ngữ số ít (he, anh ấy) => động từ thêm –s/es
=> He goes swimming when he has free time.
Tạm dịch: Anh ấy đi bơi khi có thời gian rảnh.
Đáp án cần chọn là: C
Eric, _______ hockey competitively or just for fun?
Unfortunately, Simon _____ a day off very often.
Doing morning exercise everyday is good ____ your health.
My mom _____ me every weekend without fail.
My sister is very keen on swimming, and she goes swimming three _____ a week.
Hoa likes music. She often ______ to music in late evenings.
I’m proud to say that my son is very good ___ playing the guitar.
She often receives beautiful dolls _____ her grandma.
Mai loves cooking a lot because she often _____ food for her family and feels great to see other people enjoy her food.
My dad often _____ up late on Saturday mornings.
Who ______ after the children when you are away?
How ______ do you go to the library after school?
Tom enjoys taking part ____ New Stars Football Club.
________ any other languages apart from English?