心力衰竭细胞是指A．心衰时肺泡内死亡的巨噬细胞B．心衰时衰竭的心肌细胞C．心衰时肺泡 发布时间：2018-01-06 05:54 │ 来源：www.tikuol.com 题型：单项选择题 问题： 心力衰竭细胞是指A．心衰时肺泡内死亡的巨噬细胞B．心衰时衰竭的心肌细胞C．心衰时肺泡内吞噬了炭尘的巨噬细胞D．心衰时肺泡内的红细胞E．心衰时肺泡内具有含铁血黄素的巨噬细胞
题型：单项选择题 完形填空。 On Thursday, there are no 1 classes in Wang Lin's class. They work on a farm. Theywant to help the farmers 2 apples. The farm is very far from their school, so they go there 3 bus. There are 4 of foreign students in the class. Some 5 from Canada. Andsome 6 England and America. Now they are 7 the bus to the farm. They are singing and 8 on it. They are very happy because they think 9 apples is a fun 10 . And theycan fly kites and swim in the small river near there after work.( )1. A. any ( )2. A. for ( )3. A. by a ( )4. A. many ( )5. A. comes ( )6. A. come from( )7. A. riding ( )8. A. talk ( )9. A. pick ( )10.A. work B. some B. to B. on a B. much B. be B. comes from B. ride B. talking B. picks B. job C. many C. with C. by the C. any C. are C. is from C. on C. are talkingC. picking C. works D. / D. in D. on D. lots D. of D. be from D. by D. to talk D. picked D. jobs 查看答案
题型：单项选择题 就地保护的主要措施是______，如保护______的卧龙自然保护区；保护______的陕西洋县保护区；保护斑头雁、棕头鸥的______自然保护区等．它保护了珍稀______及其赖以生存的______． 查看答案
题型：单项选择题 If Helen her credit card, she could have bought the dress.A．broughtB．should bringC．had brought D．were to bring 查看答案