如图所示，下列笔画效果都是一笔画成的，请问哪些效果运用到了“双重画笔”的选项？（）
A.A
B.B
C.C
D.D
参考答案：A, D
What was Tom’s feeling of the party
A．They woman invited the man having a supper.
B．The woman wants to invite the man having a supper.
C．The woman remembered him.
二甲双胍（）
A．OQ
B．PQ
C．PV
D．IQ
E．SIP
