If only the committee _________ the new environmental regulations and put them into effect as soon as possible! [ ]

－How tired weare!－Yes. ______wehave math tests, _______we have physics tests. So many tests.

The students stopped talking_________the teacher came into the classroom.

The weather forecast says it will be cloudy with a slight _____ of rain later tonight.

I am sorry to say that our food is almost______We cannot survive if there is no one to help us