______ traffic problems解决交通问题
举一反三
- In the past few years, traffic problems (become) ________ more and more serious.
- The motorcar brings us more traffic problems than it promises to solve.
- traffic可译为“交通”（）
- Heavy traffic为交通拥挤
- Listen to the speech and choose the main idea of the speech. A: how to prevent traffic accidents B: how to ensure safe driving or riding C: how to handle traffic problems D: how to observe traffic rules and laws