問題詳情：
用所給詞的適當形式填空。
learn, have, write, start, call
1. I ________ to ride a bike when I was four years old.
2. Students usually ________ learning English in primary schools.
3. They ________ a big party to celebrate （慶祝） the harvest last October.
4. Professor Li stopped ______ after he had a heart disease.
5. I ________ Lucy last night, but she was not at home.
【回答】
1. learned 2. start 3. had 4. writing 5. called
知識點：語法填空
題型：未分類
