皮皮学，免费搜题
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搜题
【单选题】
chat vi. & n.A.
费用;电荷
B.
挑战;怀疑
C.
聊天;闲聊
D.
束缚;枷锁
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Helen ____ her key in the office so she had to wait until her husband ________ home.
A.
had left; came
B.
has left; comes
C.
left; had come
D.
had left; would come
【简答题】Helen _____ her key in the office so she had to wait until her husband came home. (left)
【简答题】“__________”原指古代的宫室,前面是堂,后面是室。登上厅堂,才能进入内室。后比喻学问或技能____________,达到很高的水平。
【单选题】Helen _______ her keys in the office so she had to wait until her husband _______ home. A. has left; comes B. left; had come C. had left ;came D. had left; would come
A.
a
B.
b
C.
c
D.
d
【简答题】“()”原指古代的宫室,前面是堂,后面是室。登上厅堂,才能进入内室。后比喻学问或技能从浅到深,达到很高的水平。
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