－ Whose is this blue bike?
－It ________ be Mary’s. Her bike is black and white.
A．must B．can’t C．can D．mustn’t
－Dad, can I buy _______ of these two T-shirts, they are really cool.
－I’m afraid you can’t. You can only have one of them.
A．both B．either C．neither D．all
— Excuse me. Look at the sign “NO PHOTOS!” Please don’t take photos here.
— Sorry, I it.
A．don’t see B．am not seeing C．won’t see D．didn’t see
The light railways and subways make it ________ for people to travel around Chongqing.
A．easily B．difficult C．easy D．hard
－___________ do you go to Old People’s Home?
－Twice a month.
A．How long B．How soon C．How often D．How many times
－Mom, I’m leaving.
－It’s raining. You’d better ________ an umbrella with you.
A．to take B．take C．not take D．taking
