根据句意选择合适的动词,并用其适当形式填空,使句子通顺。
watch lie wait design study
1. —Who_______________ on the ground over there? —An old man is.
2. —Hi, Peter! What bus you ____________ for? — No.3 bus.
3. They are talking about a new bridge.
4. I with my parents TV at the moment.
5. He sometimes _________ English by himself in the evening.
1. is lying 2. are; writing 3. designing 4. am watching 5. studies