Usage Examples Present Perfect Continuous

• How long have you been standing there? -
• Have you been reading again? -
• You've been sleeping for twelve hours. -
• I've been teaching you a lesson. -
• You haven't been practicing -
• He hasn't been looking for you. -
• How long's it been burning? -
• You haven't been working. -
• Have you been working all day? -
• Have you been working hard? -
• Have you been thinking about it? -
• I have not been working -
• I've been observing you. -
• She's been ignoring me -
• What have you been studying? -
• I have been waiting for that call. -
• I've been mending it. -
• She hasn't been causing trouble. -
• I've been avoiding you. -
• We've been living a simple life. -