胡图图今年6岁了,当别人问他年龄时,他应该回答:
反应时间/min
n(CO)/mol
n(H2O)/mol
0
1.20
0.60
t1
0.20
t2
0.80
下列说法中正确的是( )
A.—Is this your skirt,cat?
—Oh,yes.Thank you.
B.—I like this book.
—Me too.
C.—This is my new T-shirt.
—How nice!