I finished my homework on time with the help of my teacher.
We haven't heard from him for a long time.
Tony was late for school because of the heavy rain.
夏天路上的车比冬天要多.
你犯了和上次一样的错.
I finished my homework on time with the help of my teacher.
We haven't heard from him for a long time.
Tony was late for school because of the heavy rain.
夏天路上的车比冬天要多.
你犯了和上次一样的错.