Rebecca:I love the way Bob dresses. He always looks so smart.Dora: Really? Well, personally, I think he wears the wrong colors. Actually.()
对
对
Rebecca:()Dora: Really? Well, personally, I think he wears the wrong colors. Actually.
A.I don't think Bob has chosen the right suit.
B.I love the way Bob dresses. He always looks so smart.
C.How funny Bob looks in that jacket.
D.Bob's new coat looks very expensiv.
Rebecca:How funny Bob looks in that jacket.Dora: Really? Well, personally, I think he wears the wrong colors. Actually.()
Rebecca:Bob's new coat looks very expensiv.Dora: Really? Well, personally, I think he wears the wrong colors. Actually.()
Rebecca:I don't think Bob has chosen the right suit.Dora: Really? Well, personally, I think he wears the wrong colors. Actually.()
A.a
B.an
C.the
D./
在成分三角形中,找出P(wA=70%,wB=20%,wC=10%)、Q(wA=30%,wB=50%,wC=20%)、N(wa=30%,wB=10%,wC=60%)合金的位置。若将5kg P合金、5kg Q合金和10kg N合金熔合在一起,试求新合金的成分。