玉从色彩上分,有()、()、()、()、()、()、()、()等。
参考答案:白玉、碧玉、青玉、墨玉、黄玉、黄岫玉、绿玉、晶白玉
---Why isn't he in the hospital with his injured mother?
---No one ______ him of the accident.
A.informed
B.informs
C.had informed
D.has informed
张老师原计划10天改250份试卷,现要提前5天完成,每天平均要比原计划多阅几份卷子()
A.50
B.20
C.25
D.10