(届天津市十二区县重点校高三第一次模拟联考英语试卷)The course normally attracts 20 students per year, ____ up to half will be from overseas.
Is _________ 48 hours _________ the man-made satellite _________ is made in our country to orbit the planet around?
In no place other than Britain ____ experience four seasons in a single day.
_____ occurred to me that the murder happened ____ a rainy day.
It was ______ the old worker came that we______ the experiment.
In no city of China ______ little about the economic development.