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【单选题】
—Tom, you never told me why you were late for school again,_____ you? —____ . But maybe you forgot it, sir.A.
weren’t, No
B.
did, No
C.
did, Yes
D.
didn’t, No
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举一反三
【简答题】周期性上腹疼痛呈反复周期性发作,乃为此种溃疡的特征之一,尤以____更为突出。
【单选题】The fuel must have been finished, ____ the engine stopped.
A.
since
B.
as
C.
because
D.
for
【判断题】周期性上腹疼痛呈反复周期性发作,乃为此种溃疡的特征之一,尤以十二指肠溃疡更为突出。中上腹疼痛发作可持续几天、几周或更长,继以较长时间的缓解。全年都可发作,但以夏、冬季节发作者多见。
A.
正确
B.
错误
【单选题】The fuel must have been finished, the engine stopped.
A.
when
B.
for
C.
where
D.
unless
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