阅读选词填空5()
A.wrote
B.was written
C.was writing
D.writes
B、was written
A.wrote
B.was written
C.was writing
D.writes
B、was written
选词填空
备选答案:土壤、水体、延迟期、非细胞生物、电子显微镜、杀菌剂、发酵、繁殖、杀虫剂、生长、除草剂、对数生长期、碳源、稳定期、氮源
(1)自然界中,微生物主要分布在_________和____________等场所。
(2)在适宜的培养条件下,细菌的生长曲线包括________、____________、_________和衰亡期。
(3)病毒是一类超显微的______________。形态极其微小,必须借助于_____________才能观察到。
(4)徽生物农药包括微生物__________、微生物____________、微生物_________。
(5)利用微生物生产有用代谢产物的过程是广义的_____________。
(6)凡是支持微生物____________和__________的介质或材料都可作为微生物的培养基。
(7)微生物营养要求必须含有_____________、______________、无机盐以及一些特殊的营养物质。
第二节 完型填空
阅读下面短文,从短文后所给的[A]、[B]、[C]三个选项中选择能填入相应空白处的最佳选项。
Paul couldn't sleep last night. He【16】early and sat up, and then he,【17】down again. He felt terrible. "I must be sick," he thought, "but I must study for that test."
He got up and looked for his history notebook: He finally【18】it on his chair. He【19】the history notes, but he couldn't remember any of the facts in his notes. "What shall I do?" he thought. He felt terrible. Just then Paul's telephone rang, so he【20】his notebook and【21】the telephone. "Good morning," Jack's voice said. "You【22】be wrong about that test."
"What do you mean?" Paul asked weakly.
"We are not going to【23】a test today," Jack said. "I wrote down the【24】in my notebook. The test will be held next Wednesday; it isn't today. How do you【25】this morning?"
"Fine," said Paul. "Just fine!" Suddenly he really felt fine.
(16)
A.got up
B.rose at
C.woke up