$15/$am going to teach

$18/$covered

$28/$does - look - is - has

$29/$haven't seen - write

$34/$has watched

$35/$been learning

$36/$have ever eaten

$37/$have met

$38/$has worked - left

$39/$doesn't study

$40/$aren't

$41/$aren't drawing

$42/$is coming - don't want 

XIn hay nhất !

15. am going to teach

18. covered

28. does - look - is - has

29. haven't seen - write

34. has watched

35. been learning

36. have ever eaten

37. have met

38. has worked - left

39. doesn't study

40. aren't

41. aren't drawing

42. is coming - don't want