挑战习题
1/5单选题
难度:

1.

Lucy is ___ good girl. She often helps others.


A

a

B

an

C

the

D

/

提示1:
PHA+THVjeeaYr+S4gOS4quWlveWls+Wtqe+8jOKAnOS4gOS4quKAneeUqO+8iO+8ieOAgjwvcD4=
正确答案:QQ==
PHA+THVjeeaYr+S4gOS4quWlveWls+Wtqe+8jOKAnOS4gOS4quKAneeUqGHmiJZhbu+8jGHnlKjlnKjnlKjkuo7ovoXpn7Ppn7PntKDlvIDlpLTnmoTor43liY3vvIxhbueUqOS6juWFg+mfs+mfs+e0oOW8gOWktOeahOivjeWJje+8jGfnmoTpn7PmoIfmmK8vZy8s5pWF55So5Yag6K+NYeOAgjwvcD4=