________ is your new watch? 一It’s only twenty yuan.[ ]

Can you watch TV_____ school nights?—Yes, but I have to be_____ bed_____ ten o’clock.[ ]

The famous author often tells stories to the sick child tohim .

________ did you write to your e-friend yesterday? — For more than half an hour.[ ]

They are waiting ___ a bus ___ the bus stop. [ ]