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【单选题】
氢气没有毒,所以乙醇与钠反应不存在安全隐患。A.
对的
B.
错的
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皮皮学刷刷变学霸
举一反三
【单选题】―You ought to have come to see Alice yesterday.
A.
es, I know I .
B.
must have
C.
could have
D.
ought to
E.
should have
【单选题】—You ought to have made an apology to Tom yesterday evening． —Yes, I know I __ __．
A.
ought to have
B.
have to
C.
should
D.
must have
【单选题】The damage to the hatch cover was caused by your stevedores，and you ought to have known we never ______ lies．
A.
say
B.
talk
C.
tell
D.
speak
【单选题】— You ought to have called him yesterday. — Yes, I know I _____. [ ]
A.
ought to
B.
have to
C.
should have
D.
must have
【简答题】清朝的慈禧太后在通知和哪位皇帝在位期间“垂帘听政”，掌握清朝朝政四十多年?
【单选题】－－－You ought to have educated your son not to have eaten so much junk food, such as fried chicke
A.
25. ---You ought to have educated your son not to have eaten so much junk food, such as fried chicken, roasted mutton, smoked bacon and the like. ---I _______ . A．did but he didn’t listen
B.
ought to and he wouldn’t listen
C.
ought to have; but he didn’t listen
D.
should have but he hadn’t listened
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