用括號內所給單詞的適當形式填空。1.Ourteachergaveusalotof

問題詳情：

用括號內所給單詞的適當形式填空。

teacher gave us a lot of__________(help)books on math.

__________(leaf)on the trees turn yellow in fall.

sick man came to Beijing for better __________ (medicine)treatment.

________(pronounce)has improved,but he still does much practice every day.

policemen that lost their lives in the earthquake are___________(hero)in my heart.

【回答】

ful es cal unciation es

知識點：構詞法

題型：完成句子