A.赵威后曰:“不然。苟无岁,何以有民?”
B.夫子怃然。
C.河内凶,则移其民于河东,移其粟于河内﹔河东凶亦然。
D.故事半古之人,功必倍之。惟此时为然。
A.赵威后曰:“不然。苟无岁,何以有民?”
B.夫子怃然。
C.河内凶,则移其民于河东,移其粟于河内;河东凶亦然。
D.故事半古之人,功必倍之。惟此时为然。
People say that_____.
A.they do not have time for physical activity
B.they do not know the suitable physical activity
C.getting into physical activity is not so difficult
D.getting into physical activity is the most difficult part
Which of the following impression materials set by physical means()
A.agar
B.ZOE
C.alginate
D.addition silicone