IV.
4. Are ... going (Vì now => HTTD)
V.
1. What about going to the movies?
(Let's + V = What about + V-ing)
2. I prefer watching TV to playing video games.
(S + like sth than sth = S +prefer V-ing to V-ing: THích làm cái gì hơn cái gì)
3. Mrs. Mai teaches English well
(S + tobe + adj + N = S + Va + adv)
4. It takes me two hours to do my washing everyday.
I spend + thời gian + V-ing = It takes sb + thời gian + to V