7.(　　　 )(memorize)the words of pop songs helps a little.

6.He tried his best (　　　 )(finish)the homework which his teacher asked him to do.

5.He has great trouble (　　　 )(find) his lost watch.

4. His working hard at English gave his teacher a deep (　　　　 ).(impress)

3.We must repair the bridge as soon as possible, which is a very (　　　　 )(challenge) task.

2.I am better at (　　 )(speak) English than (　　　　 )(write)English.

1.I was (　　　　 )at the (　　　　　 )news.(frustrate)

8.The s(　　　 )should fight for his motherland.

7.The f(　　　　 )between me and Jim has lasted for four years.

6.You will not learn English well u(　　　 )you work as hard as possible at it .