— Do you still remember when we went to Chongqing? —I can’t remember now but ______ sometime last summer?

If we had taken such effective measures much earlier, the river ________ so seriously now.

The new law states that people _________ drive after drinking alcohol.

— Anything wrong, sir?— Yes. It’s one hundred dollars for speeding and driving after drinking. You ______fool me with that smell in your breath．

 If you ____________ stop smoking, you can only expect to have a bad cough.