情境应用
1. Nobody knows what will in the future. (happen)
2. I happened my uncle on the street. (see)
3. An accident his brother yesterday. (发生)

1. happen
2. to see
3. happened to

情境应用
1. You needn't . There is a lot of time left. (rush)
2. As soon as the bell rings, children the sports field. (冲向)
3. He went to school this morning. (匆忙)

1. rush
2. rush to
3. in a rush/in a hurry

情境应用
1. —Luckily, Tom helped us solve the problem.
—Great! He is so smart that he can always come up with ideas.
A. bright
B. comfortable
C. friendly
D. similar
2. Bees and butterflies (蝴蝶) come to the flowers because of their and special smells. (明亮的颜色)

1. A
2. bright colors