1 is listening (thì HTTD)
2rains (thì HTĐ)
3 works-isn't working (thì HTĐ-HTTD)
4 is running-wants (thì HTTD-HTĐ)
5 speaks - comes (thì HTĐ)
6 is coming- will meet (thì HTTD- TLĐ)
7is holding-smell (thì HTTD-HTĐ)
8 Do you usually-stay(thì HTĐ)
9 is snowing- snows (thì HTTD-HTĐ)
10 swims- doesn't run (thì HTĐ)
11 Have you enjoyed -have had(thì HTHT)
12 don't know (thì HTĐ)
13. will you do - will stay ( thì TLĐ )
14 think - looks ( thì HTĐ )
15. live - am staying ( Thì HTĐ - HTTD )
10. buys ( thì HTĐ )
Chúc bạn học tốt ^_^