欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

—Hurry up, Michael! It’s ten to three.

—Goodness me! The class_______. I’ll be late again.

A. must begin      B. may begin      C. should have begun       D. must have begun

—It is the first time that I ________ here in Hong Kong.

—What great changes！It’s ten years since I ________here last time.

A．have been；came???????????????????? B．have been；have come

C．am；came?????????????????????? ???? D．was；have been

 It’s ten years since the scientist ____ on his life’s work of discovering the valuable chemical.

A．made for          B．set out            C．blocked out        D．turned up

—It is the first time that I ________ here in Hong Kong.

—What great changes！It’s ten years since I ________here last time.

A．have been；came   B．have been；have come  C．am；came  D．was；have been