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【单选题】
增加牙槽嵴相对高度的方法是A.
唇舌系带矫正术
B.
牙槽嵴修整术
C.
骨性隆突修整术
D.
前庭沟加深术
E.
牙槽嵴重建术
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举一反三
【简答题】某投资者预通过蝶式套利进行玉米期货交易，他买入2手1月份玉米期货合约，同时卖出5手3月份玉米期货合约，再（ ）。
【单选题】The author mentions the Cyprus jugs to illustrate that
A.
it is hard for archaeologists to distinguish artifacts.
B.
there are still many artifacts to he discovered.
C.
archaeologists consider every artifact valuable.
D.
some artifacts are not practically valuable.
【简答题】动物对饲料的消化方式有（ ）、（ ）和（ ）。
【简答题】动物对饲料的消化方式包括（ ）、（ ）和（ ）。A. 物理性消化 化学性消化 微生物消化
【判断题】Parole refers to the abstract linguistic system shared by all the members of a speech community.
A.
正确
B.
错误
【判断题】Langue refers to the abstract linguistic system shared by all the members of a speech community. Parole refers to the realization of langue in actual use.
A.
正确
B.
错误
【简答题】动物对饲料的消化方式有( )、( )和( )。
【单选题】听力原文：W: I just want to look at these jugs. I'm going to buy my mother one for her birthday. M: Those glass noses are nice. What does the woman want to do?
A.
She wants to buy her mother a birthday present.
B.
She likes to look at these beautiful jugs.
C.
She wants the man to help her with the jugs.
D.
She needs the jugs to decorate the room.
【单选题】某投资者预通过蝶式套利进行玉米期货交易，他买入2手1月份玉米期货合约，同时卖出5手3月份玉米期货合约，再( )。
A.
同时买入3手5月份玉米期货合约
B.
一天后买入手5月份玉米期货合约
C.
同时买入1手5月份玉米期货合约
D.
一天后卖出3手5月份玉米期货合约
【判断题】According to the Swiss linguist F. de Saussure,langue refers to the abstract linguistic system shared by all the members of a speech community, parole refers to the speech or oral system of language.
A.
正确
B.
错误
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