1.Mary smiled _____C_____ her mother did when she was Mary’s

1.Mary smiled _____C_____ her mother did when she was Mary’s age.A.as if B.what C.the way D.that 为嘛A错 2.In such dry weather,the flower will have to be watered if they _____B________.A.have survived B.are to survive C.would survive D.will survive 为嘛B 3.I ____B____ from the crowed an old friend of mine whom I hadn’t seen for 10 years.A.figured out B.picked out C.gave out D.went out A类?4.If you want to see a doctor,you’d better make an appointment with him.This is a common ____B____ in the USA.A.sense B.practice C.habit D.attitude a common practice什么意思 5.You can come to the dance ____D_ you dress.A.whatever B.whichever C.whether D.however A为嘛错.