He handed in the essay two days later than his classmates,but it was still _____the time limit set by the teacher.
——How much vinegar did you put in the soup?——I’m sorry to say, ____. I forget.
We hope to go to the beach tomorrow, but we won’t go ____ it’s raining.
Stop making so much noise ____ the neighbor will start complaining.
A mysterious illness, referred to as “ a typical phenomena”, has been brought under control, the government said on Wednesday, ______ no cause of it has been made public.
Before leaving home, make sure to turn off the electricity, lock the door, ______ the windows open.