11. We had a lot of discipline during childhood. Our teachers insisted that we ________ on time.
(A) being
(B) be
(C) are
(D) had to
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統計: A(48), B(359), C(16), D(46), E(0) #2363050
統計: A(48), B(359), C(16), D(46), E(0) #2363050