—Have you got any idea for the summer vacation?—I don’t mind where we go ______ there’s sun, sea and beach.
____ with a difficult situation, Arnold decided to ask his boss for advice.
It was ______ back home after the experiment.
It was 1969___ the American astronauts succeeded in landing on the moon.
______ with the size of the whole earth, the biggest ocean does not seem big at all.
Varieties of household goods are sold here, ________from babies’ toys to old men’s walking sticks.