—It's not difficult for five workers to push the broken van away.
— Yes, __________.
A:Many hands make light work
B:When the cat's away, the mice will play
C:Every dog has its day
D:Don't put all your eggs in one basket
流经我市的汀江,在青溪水库的正常库容是6880万立方米.6880万用科学记数法表示为____.
《狱中书简(节选)》中有几处写阴郁气氛的?
已知O为直线MN上一点,OP⊥MN,在等腰Rt△ABO中,∠BAO=90°,AC∥OP交OM于C,D为OB的中点,DE⊥DC交MN于E.
已知集合M={x,y|x+y=2},P={x,y|x-y=4},则M∩P=( )