单选题 You should ____ your lessons carefully after class.

单选题 I can't ____ on my study with the noise.

单选题 In the international school, there are a number of ____ and a great many ____.

单选题 — Mom, I want some ____ with coffee. — OK! Less coffee and more milk.

单选题 It's a bad habit to ____ late playing computer games.

单选题 The Spring Festival party is held to ____ the New Year.

单选题 Would you like to come to our 10th anniversary?

单选题 Baker isn't in the classroom. She ____ to the cafeteria.