The car accident happened ____ a cold winter morning. Luckily, no one was hurt.
| A．in | B．on | C．at | D．of |
—Which do you like , summer or winter?
—I prefer summer.
| A．good | B．well | C．better | D．best |
—Mom, shall we have supper now?
—Oh, we won’t have supper ______ your dad comes back.
| A．until | B．since | C．while | D．after |
—Excuse me, are these ______ new shoes?
—No, they aren’t. ______ are black over there.
| A．your; Mine | B．my; Your | C．her; Her | D．mine; Yours |
—Did you get there by ______ bike?
—No, I took ______ taxi.
| A．a; a | B．不填; a | C．the; the | D．a; the |
When it is winter in China, it is _______ in Australia.
| A．hot | B．snowing | C．cold | D．cool |