问题
填空题
根据句意，填写恰当的介词完成句子。
1. Look! There are some birds ______ the sky.
2. I bought this coat at a shop ______ our neighborhood.
3. A terrible accident happened ______ him last night.
4. Lisa didn't come to school this morning ______ illness.
5. —Are you busy?
—Yes. I am swimming ______ an ocean of paper.
答案
1. in 2. in 3. to 4. because of 5. in