湖南大学本科生党员比例为（）
A、31.7%
B、48.3%
C、27.1%
D、20.3%
参考答案：D
He has no pen to write _____, because he left his pencil-box at home this morning.[ ]
A. on
B. for
C. with
D. in
The nurse is assessing an 8-month-old during a wellness checkup. Which of the following is a normal developmental task for an infant this age
A．Sitting without support.
B．Saying two words.
C．Feeding himself with a spoon.
D．Playing patty-cake.
