Change the forms of the following sentences. 句型转换。
1. Time for supper.(改为同义句)
2. Li Lei is writing a letter.(改为一般现在时)
3. He is there.(改为同义句)
4. The school bus is coming.(改为同义句)
5. Lily reads the newspaper.(改为现在进行时)
1. It's time to have supper.
2. Li Lei writes a letter.
3. There he is.
4. There comes the school bus.
5. Lily is reading the newspaper.