John should have been aware of the _ of smoking to his health.
A: dangerous
B: danger
C: safety
D: safe
A: dangerous
B: danger
C: safety
D: safe
B
举一反三
- He should have been ________ what his junior officers were doing. A: aware B: aware of C: aware from D: aware off
- John put his wallet into the microwave oven ____. A: to keep it safe B: for keeping safe C: for the safety D: to be safe keeping
- He should have been ______ of what his junior officers were doing. A: involve B: realize C: aware D: unaware
- The author thinks ______. A: she should move out of the area where people smoke B: the smokers should go outside the room when they want to smoke C: his mother has realized the danger of smoking D: all the people have bad habits
- Quality and safety programs should ensure health and safety ___________ and _________.
内容
- 0
The polluted air in the city is badly ______ the health of the residents. A: danger B: endangering C: dangerous D: dangerously
- 1
John__________havingdonesomethingwrong. A: have been aware B: has been aware of C: has been awared of
- 2
______ , his poor health was due to his smoking habit.
- 3
You ________________ give up smoking, for smoking is harmful to your health. A: shouldn't B: should
- 4
________ is bad for his health. A: Mike smoking B: Mike's smoking C: Mike's being smoking D: Mike smokes