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maithaivu11
2 năm trước
So sánh cơ quan sinh dưỡng của cây rêu và cây dương xỉ cây nào có cấu tạo phức tạp hơn,hãy giải thích
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1.Choose the correct answer . 1.It.............much in summer.It..............now. a)rain,is raining b)rains,are raining c)rains,is raining d)is raining,is raining 2.Daisy......................some food in the kitchen at prerent.She always....................in the morning. a)cooking,is cooking b)cooks,are cooking c)cooks,is cooking d)is cooking,cooks 3.I...................for two hours,but she has not come yet. a)have waited b)has waited c)has been waiting d)waited 4..........................you.............................so far?I have rung the bell for the last twenty minutes. a)has......slept b)have...........been sleepping c)have...........sleep d)has...................been sleeping 5)Mary has lost her hat and she.....................for it until now. a)have been looking b)has look c)has been looking d)have looked 6)Listen!I think someone.....................at the door. a)are knocking b)has knocked c)is knocking d)have knocked 7)Do you know that man who often...................here? a)smokes b)smoke c)had smoked d)have smoked 8)We are from French.We.................there for 20 years. a)has been b)are c)have been d)are being 9)The Statue of Lyberty is a major monument in New York which.............freedom. a)attracts b)symbolises c)decides d)understands 10)Mai....................her dictionary lately. a)lose b)loses c) have lost d)has lost 11)I...........................for the manager for two hours. a)am waiting b)wait c)had waited d)have waited 12.The flight number 781 to Melbourne.....................at 9 o'clock tomorrow morning . a)arrives b)is arriving c)has arrived d)will arrived 13.We.......................on the Great Ocean Road,an Australian National Heritage at the moment. a)will drive b)drive c)have driven d)are driving 14.Some documents say that people....................that Festival since the beginning of the 19th century a)celebrated b)were celebrating c)have celebrated d)celebrated

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