Fill in the blanks with appropriate coordinator or subordinator: It was raining again, __________is very bad for our crops

All people, whether they be rich or poor, strong or weak, privileged or deprived，are interdependent, and _______ the common task of seeking to achieve mankinds full potential

Students or teachers can participate in excursions to lovely beaches around the island at regular ________

I make notes in the back of my diary _________ thing to be mended or replaced

Generally speaking, the __________ specifies whether a certain tagmeme is NOT in the position of the Nucleus or of the Margin in the structure

－ What does the sign over there read － “No person ________ smoke or carry a lighted cigarette, cigar or pipe in this area”

Travellers, when ____________ the checks, have to sign the checks in the presence of the bank or service clerks

Either he or I ______to the airport.

Dreams are often an elegant means of highlighting problems ______ in the present or the past.

The British Empire was replaced by the British Commonwealth or the Commonwealth of Nations in_____.

Hurry up, or you ______ catch the train.

______no air or water, there would be no life in the world.