I never doubt he was dedicated to our firm.A.thatB.whetherC.ifD.what
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I never doubt ________ he was dedicated to our firm.
A.that
B.whether
C.if
D.what
试题答案
A
考查doubt用于否定句中,常用that,用于肯定句时,常用whether,句意:我从来不怀疑他专心致力于我们的公司。故选A。