问题
单项选择题
具有“后退向下，强制切土”特点的土方施工机械是( )。
A．正铲挖土机
B．反铲挖土机
C．拉铲挖土机
D．抓铲挖土机
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
具有“后退向下，强制切土”特点的土方施工机械是( )。
A．正铲挖土机
B．反铲挖土机
C．拉铲挖土机
D．抓铲挖土机
参考答案：B
选用方框内所给的词的适当形式填空。
小题2:After the ___________, they agreed with each other. 小题3:As you know, English is spoken _________ in many counties. 小题4:Mr. Wang doesn’t know any French. He needs a __________ to help him in France. 小题5:If you want to succeed in learning English, you need to do more __________. |