__________do you read English books? —Twice a day. [ ]

Oh, it tastes quite good. May I have _________ cup of coffee? —OK. Here you are.

They use the same senses as we do and their feet and hands are similar toours,　　　chimpanzees still have opposable toes and can grasp things with their feet.

I am too busy to listen to her ____ talking. She has kept talking for about two hours.

I have changed my job. —_________