Упражнение 5. Present Perfect Continuous
Напишите предложения в отрицательной форме:
- We have been discussing the issue.
. - I have been travelling a lot since last summer.
. - You have been driving for 5 hours.
. - My friend has been learning Chinese.
. - His parents have been working all afternoon.
. - Jim and Jane have been taking their medicine for a month.
. - She has been living here since 2002.
. - Our son has been writing for two hours.
. - I have been reading your book since last week.
. - My uncle has been visiting us since August.
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