Generally speaking, there are four essential factors _______ Chinese cooking is usually judged, namely, color, shape, smell and taste.
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.