随机变量X~B(100,0.2),那么D(4X+3)的值为( )
__________ my books. They are new. A. Here are B. Here is C. This is
— We really shouldn’t use plastic bags any more when shopping. —_____ It’s important to protect our environment. A.So do I. B. So it is. C. That’s OK.
()________ delicious these beef noodles are!
“Don’t be late again , Tommy” “OK, _______.”
—Thank you for showing me around your school, Daming. —_____________.