检查（）是否平直、缓冲托辊是否齐全、机尾滚筒是否牢固，有无塞煤、卡矸现象，如有应立即处理。
A.机头架
B.机尾架
C.中间架
D.底托辊
参考答案：A
根据句意及首字母填入单词。
1. In summer, I like to s in the sun.
2. In fall, the wind blows the l off the trees.
3. I like to s on the snow.
4. We g our family and friends gifts.
5. The star always goes on t .
6. It's hot, so he takes o his coat.
7. I brush my t in the morning.
8. Today is Sunday.Tomorrow is M .
9. The airplane is fast, but the bike is s .
10. I go to the l to read a book.
同学间的少量输赢的“小来来”是赌博吗（）
A、是
B、不是
