单项选择题----- What’s made you so upset ?---- ______ three tickets to the pop music concert..A.Lost B.Losing C.Because of losing D.Since I lost
未分类题> So difficult _____ it to live in English-speaking country that I determined to learn English well.A.I have felt B.have I felt C.I did feel D.did I feel
单项选择题On the way to the west they were accustomed to ____ their animals ____ from heat, thirst, and starvation . A.seeing; to suffer B.see; to suffer C.seeing; suffering D.saw; suffered
单项选择题The Aborigines ________ in Australiafor thousands of years, but their present lifestylE.and culture differ little from __________ of their ancestors. A.have lived; that B.had been living; the one C.have been lived; ones D.have been living; those<
单项选择题David used to be called two or three times ______ he would come to his dinner, _____ made his mother unhappy with him. A.before; and it B.after; which C.until; what D.unless; that