The boys are still playing basketball happily on the court ______ it is raining heavily[ ]

My English-Chinese dictionary has disappeared. Who do you think ________ have taken it?[ ]

John, please don’t put your things everywhere in the roomYou should have everything ______.[ ]

It’s a fine day today. How about__________ — Sounds great!

periment has_________ thepossibility of the existence of any life on that planet, but it does not meanthere is no life on other planets.