下列字母的发音中含有元音音素的是________.
--- I’ve been waiting for you for an hour! Where have you been? --- ______. It’s rush hour now, you know. The traffic is too bad.
---Would you please tell me_______ ? --- Sure, no problem.
The movie is about a true story ______ happened in Tang Shan in 1976.
It is said that another new underground train ______ not far from the center of the city.
--- I saw you come to school by bus this morning --- Oh, I ______ come to school by bus, but it is raining today.