More trees to protect the environment.A、must plantB、must be plantedC、should plant
— Judy, I guess you are only twenty-five years old, is that true? — Oh, it’s a ______.
— Is this your notebook? — No, it isn’t. Ask Bill. He is looking for _____.
— So many problems! I’m too tired. — You should try to _____________ them by yourself. You’re not a child any longer.
— Zhang Lili, “the most beautiful teacher”, has moved us deeply. — Yes, and she is ______ popular with her students.
— Why didn’t you try your best to get on the subway? — I tried to, but it started moving ______ I could get on it.