1. Stop making so much noise ____ the neighbor will start complaining.
A. or else B. but still C. and then D. so that

2. We hope to go to the beach tomorrow, but we won't go ____ it's raining.
A. if B. when C. though D. because

3. ——The weather is too cold ____ March this year.
   ——It was still ____ when I came here years ago.
  A. for; colder B. in; cold C. in; hot D. for; hotter

4. ——How much vinegar did you put in the soup?
   ——I'm sorry to say, ____. I forget.
  A. no B. no one C. nothing D. none