I know the importance of the math test. It _______ 30% of the final exam. 

— Lucy, isn’t the talk boring?  —_________. You can learn a lot from it.

The weather was ____ cold that I didn’t want to leave my room.

It’s getting dark, please _______the light.

 — How much of his speech do you think you have understood?—             . I wish I had worked harder.