問題詳情:
He kept yawning in class this morning. That is _____ he stayed up late doing his homework last night.
A. why B. how C. because D. whether [
【回答】
C
知識點:連詞
題型:選擇題
問題詳情:
He kept yawning in class this morning. That is _____ he stayed up late doing his homework last night.
A. why B. how C. because D. whether [
【回答】
C
知識點:連詞
題型:選擇題