题目内容
12.Ken and Linda's favourite subject _______English.( )| A. | are | B. | is | C. | am | D. | does |
分析 肯和琳达最喜欢的科目是英语.
解答 答案:B.考查系动词.句意"肯和琳达最喜欢的科目是英语.".are复数.is单数.am通常与I连用.does助动词.原句的主语是subject科目,单数形式,因此用is.没有实义动词不用助动词.答案是B.
点评 考查系动词用法,要根据主语的单复数形式,确定系动词的单复数,还要注意时态和一些固定搭配等.
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2.Laboratory work is your chance to learn science firsthand.It can be fun but you must be careful to prevent injury.Listen closely when your teacher reads and explains the rules before your first lab lesson.
61.Your teacher will probably tell you the rules aboveA the first lab lesson.
A.before B.since C.during D.after
62.Before every experiment,you shouldC.
A.taste the chemicals first
B.clean al the apparatus
C.read all instructions carefully
D.report al the accidents to the teacher
63.When you are not sure how to use all apparatus,C.
A.try them on your own
B.read the rules carefully
C.ask your teacher for help
D.put them back
64.It is clear that you canD.
A.bring food into the lab
B.enter the lab anytime
C.smell chemicals as you like
D.learn science directly in the lab
65.If you get chemicals on the clothing,you can find ways to solve it in the partB.
A.Before the Experiment
B.First Aid
C.During the Experiment
D.After the Experiment.
| LABORATORYRULES | |
| Throughout the lesson | •Do not enter the science lab without the teacher's permission.No food or drinks are to be allowed in the science lab. |
| Before the Experiment | •Read all instructions carefully before every experiment. •Prepare all apparatus(仪器)and arrange them so that you will not knock them over while doing the experiment. |
| During the Experiment | •If you are unsure of how to use any apparatus or how to operate,ask your teacher for help. •Never smell or taste chemicals unless your teacher gives permission. |
| After the Experiment | •Wash all apparatus after use and return them to the places where they were. •Throw waste materials in proper waste baskets. |
| First Aid | •Report all accidents to your teacher immediately. •If you spill( 溅 出 )any chemicals onto your body or clothing,wash with plenty of water and report to your teacher. |
A.before B.since C.during D.after
62.Before every experiment,you shouldC.
A.taste the chemicals first
B.clean al the apparatus
C.read all instructions carefully
D.report al the accidents to the teacher
63.When you are not sure how to use all apparatus,C.
A.try them on your own
B.read the rules carefully
C.ask your teacher for help
D.put them back
64.It is clear that you canD.
A.bring food into the lab
B.enter the lab anytime
C.smell chemicals as you like
D.learn science directly in the lab
65.If you get chemicals on the clothing,you can find ways to solve it in the partB.
A.Before the Experiment
B.First Aid
C.During the Experiment
D.After the Experiment.
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