题目

66. His speech left a deep _________(印象) on the audience and they thought well of him. 67. With the air quality worsening, we must do a good job in _______(控制)the air pollution. 68. Nowadays many campers enjoy cooking ________(在户外)on a barbecue grill. 69. The news did not _________(影响) her at all. 70. Sunny days are driving up the _________(温度). 71. Xi’an is recognized as an ancient capital of thirteen __________(朝代). 72. Her father often tells her never to _________ (犹豫) to do what is right. 73. Historians say throughout the seventh，eighth and ______爸爸的老花镜是300度，爷爷的老花镜是500度，比较这两副老花镜片的焦距大小是 [　　] A．爸爸的眼镜片焦距大B．爷爷的眼镜片焦距大 C．一样大D．无法判断