Rewrite the sentences without changing their meanings:
36. The last time I ate sushi was the last summer.
ð I
37. I last saw her on Monday.
ð I have
38. I started collecting stamps last winter.
ð I have
39. I haven’t watered this tree for a week.
ð The
40. How long have you worked as a volunteer?
ð When
41. They began playing tennis in the spring of 2012.
ð They have
42. We have learned English for 10 years.
ð
43. It has been a long time since we last met.
ð
36. i haven't eaten sushi since the last summer
37. i haven't seen her since monday
38. i have collected stamp since last winter
39. i haven't watered this tree for a week
40. when have you worked as a volunteer
41. they haven't played tennis since the spring of 2012
42. we started learning english for 10 years ago
43. we haven't met for a long time
36. The last time I ate sushi was the last summer.
ð I have eaten sushi since last summer.
37. I last saw her on Monday.
ð I have seen her on Monday.
38. I started collecting stamps last winter.
ð I have collected stamps since last winter.
39. I haven’t watered this tree for a week.
ð The tree haven't been watered for a week
40. How long have you worked as a volunteer?
ð When have you worked as a volunteer?
41. They began playing tennis in the spring of 2012.
ð They have been playing tennis since spring of 2012.
42. We have learned English for 10 years.
ð English has been being learned for 10 years.
43. It has been a long time since we last met.
ð We haven't been met for a long time.
