巴豆内服多入丸散，用量是（）
A.0.1～0.3g
B.0.5～0.9g
C.1～3g
D.5～10g
E.15～30g
参考答案：A
— ______, he got a low mark in the exam.
— He _______. [ ]
A. He is stupid; never studies hard
B. Stupid as he is; always studies extremely hard
C. Clever as he is; never studies hard
D. Although he is clever; studies extremely hard
间冰期全盛期突然出现持续几年的恶劣天气（）
A、60.0
B、65.0
C、70.0
D、75.0
