题目

近期我市电视台播报市中心血库A型血告急,许多市民纷纷到各献血站无偿献血。下列叙述中,不正确的是() A . A型血液中含A凝集原和抗A凝集素 B . 血型是由遗传决定的,一般终生不变 C . 一次献血200毫升一般不会影响健康 D . 给病人输血时应遵循输同型血为原则 答案：A根据句意，选择合适的单词填空。（有两项是多余的，只填序号。）A. fresh B. heavy C. slept D. tall E. smaller F. old G. how【1】Our classroom is_____than yours.【2】My grandma had a cold yesterday and she_____ all day.【3】We bought some gifts and ate some _____food in Hainan.【4】—How _____ are you? —I’m 158 cm.【5】—_____was your summer holiday? —It was great!