A.secure
B.ensure
C.assure
D.insure
第5题
A.that we must use different ways at different situations
B.that we must speak loudly
C.that we must keep silent at any time
D.that we must talk with the class
第7题
We must Work hard to ______ the plan.
A.realize
B.recognize
C.identify
D.aware
第8题
We must help and learn from ______ other.
A.every
B.one
C.each
第10题
We must think of the ______ of the disabled when we organize an activity?
A.worries
B.needs
C.dreams
D.number
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