A.不填,不填 | B.the,不填 | C.不填,a | D.the, the |
A.The; a | B./; the | C.The; the | D.The; / |
A.the, in what | B.a, where | C./, where | D.a, which |
A.the; / | B.an; / | C./; the | D.an; the |
A.a, an | B.the, an | C.不填,不填 | D.the, the |
A.不填;不填 | B.a; the | C.the; 不填 | D.不填;the |
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