Only when you have obtained sufficient data ________ come to a sound conclusion.
A、canyouA
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Ishallneverforget________(meet)thelatePremierZhouduringhisinspectionofourfactory.
Thisdiploma(毕业文凭)________thatyouhavecompletedhighschool.
He refused to tell us whether he ________ (undertake) the job.
Hardly had he finished his speech ________ the audience started cheering.
Ipreferthisdiagram________thatone.
