小儿体格发育最快的时期在()
A．新生儿期
B．婴儿期
C．幼儿期
D．学龄前期
E．学龄期
参考答案：B
He _____ to us that those eggs which were _____ on the table had been _____ by snakes. [ ]
A. lied; laying; lied
B. lied; lying; lain
C. laid; laid; laid
D. lied; lying; laid
微型计算机在开机自检时，遇到______不存在或有错误时，计算机仍会正常开机启动。
A．键盘
B．主板
C．鼠标
D．内存
