履带式装载机能在()的倾斜工作面工作。
A.10~15°
B.15~20°
C.20~25°
D.25~35°
参考答案:D
Without the teahcer’s help, I ___ the exam.
A.won't pass
B.wouldn't pass
C.wasn’t to pass
D.wouldn’t have passed
肾病综合征最常见的并发症是
A.感染
B.血栓形成
C.肾功能不全
D.脂质代谢紊乱
E.以上都不是