6. How many _(字母)are  there in the word " after?noon" ？

5. We have already known how  water_(循环)works.

4.1 worked out the maths problem with  this_(方法).

3.To _(改进)his study,  he asked his teachers for

help.

2.Out of the_(角）of  her eye she saw a man coming

towards her.

l.He has a good _(大脑)，so I think he can learn

English well.

5.The distance between the two cities is  200_(mile).

4.1 don't think it worth_( mention)  again.

3. The old photos bring back happy_( memory)  of my

father.

2. The  _(spell)of the word "think" is  T-H-I-N-K.