皮皮学，免费搜题
登录
搜题
【单选题】
What happened the day after researchers put two antibiotics in the test tube containing E.coli?A.
The two antibiotics began to work against each other.
B.
Most of the E.coli were killed by the antibiotics.
C.
E.coli showed a kind of resistance towards the drugs.
D.
The population of E.coli began to grow dramatically.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】阅读理解 Section B
【简答题】Section B
【单选题】The main duty of a __________ to clean the guestroom.
A.
repairman
B.
bellman
C.
housekeeper
D.
receptionist
【简答题】Section B
【简答题】Section B
【单选题】The main duty of a __________ to take care of the guests’ luggage.
A.
repairman
B.
bellman
C.
housekeeper
D.
receptionist
【简答题】阅读理解 Section B
【简答题】阅读理解 Section B
【简答题】阅读理解 Section B
参考解析：
知识点：
题目纠错 0
发布
