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【单选题】
枕先露分娩机制：胎头衔接时的径线是A.
B.
枕额径
C.
双颞径
D.
枕颏径
E.
枕下前囟径
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【单选题】I haven’t seen Tom for several months. The last time I saw him, he ______ to find a job in London..
A.
has tried
B.
is trying
C.
tries
D.
was trying
【简答题】I have a friend named John Roberts who owns a horse ranch （牧马场）in San Ysidro. The last time I was there he shared a story with me. “It is a story about a young man who was the son of an itinerant hor...
【单选题】— Can I borrow your tape-recorder? —No. The last time you borrowed it, you _______ it for a month.
A.
kept
B.
had kept
C.
are keeping
D.
have kept
【单选题】I stayed at a hotel the last time I went to Bei Daihe. The window of my room the sea.A．is facedB
A.
I stayed at a hotel the last time I went to Bei Daihe. The window of my room ____ the sea. A．is faced
B.
faces
C.
facing
D.
was faced
【单选题】．—The sales clerk in that company was but helpful. —I couldn’t agree more. The last time I were there he treated me like dirt.
A.
something
B.
everything
C.
nothing
D.
anything
【简答题】a. The last time I ate at the diner, I got food poisoning and was sick for two days b. The city inspector found roaches and mice in the diner’s kitchen. c. Our town diner is a health hazard and ought ...
【简答题】线性表、栈和队列都是______结构，可以在线性表的______位置插入和删除元素，对于栈只能在______位置插入和删除元素，对于队列只能在______位置插入和______位置删除元素。
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