Waterfalls (瀑布) can be used to produce __________ power.
A. electric
B. electrics
C. alectric
D. alectrics
Can you come to the party to ________Jim’s graduation?
A. havecelebrated
B. celebrating
C. celebrate
D. celebrated
关于液体制剂的特点叙述正确的是()
A. 药物的分散度大,吸收快,同相应固体剂型比较能迅速发挥药效
B. 能减少某些固体药物由于局部浓度过高产生的刺激性
C. 易于分剂量,服用方便,特别适用于儿童与老年患者
D. 化学性质稳定
It’s a _________ to sing “Jingle Bells” atChristmas.
A. tradition
B. traditions
C. tredition
D. treditions