皮皮学,免费搜题
登录
搜题
【简答题】
Jim likes playing in a river, But there isn’t a river near his new house. He isn’t very happy . One day, he asked his mother, “Is there a river near here?” “No, there isn’t.” his mother said , “But our new house has a garden.” “I don’t like it.” said Jim. One morning his mother said , “There is a beautiful park near here, Jim, and there are two pools in it. We’ll go there this afternoon.” Jim was very happy. After lunch Jim and his mother went to the park, and he played in one of the pools, He had a very good time. 根据短文内容判断句子正(T)误(F) 小题1:Jim likes his new house 小题2:There is a new park near his new house 小题3:There are small rivers in the park 小题4:Jim doesn’t like playing in the garden at all 小题5:Jim had a very good time in the park with his mother.
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【多选题】某企业面临甲、乙两个投资项目。经衡量,它们的预期报酬率相等,甲项目的标准差小于乙项目的标准差。下列有关甲、乙项目的判断,错误的有( )。
A.
甲项目取得更高报酬和出现更大亏损的可能性均大于乙项目
B.
甲项目取得更高报酬和出现更大亏损的可能性均小于乙项目
C.
甲项目实际取得的报酬会高于其预期报酬
D.
乙项目实际取得的报酬会低于其预期报酬
【单选题】# c 小调有几个固定的升降记号
A.
1个升记号
B.
2个升记号
C.
3个升记号
D.
4个升记号
E.
5个升记号
F.
无升无降
【判断题】已知事件A与B至少有一个发生时事件C发生,记a=P (A∪B),b=P(C),则a与b一定有a≤b成立。
A.
正确
B.
错误
【单选题】若随机事件A与B为随机事件,P(B)=0.8,P(B-A)=0.2,当A与B独立时,则P(B|(A∪B))=_______;
A.
0.8421
B.
0.9321
C.
0.7623
D.
0.8621
【单选题】投资本金20万,在年复利5.5%情况下,大约需要 年可使本金达到40万元( )。
A.
14.4
B.
13.09
C.
13.5
D.
14.21
【单选题】到付运费支付时间是( )。
A.
船舶启航后
B.
签发提单前
C.
船舶到达目的港前
D.
货物运达目的港交货前
【单选题】( ) 是雨果最后一部小说。小说的两个对立人物,革命派郭文和保皇派郎特纳克侯爵是雨果的又一善恶对比。
A.
《巴黎圣母院 》
B.
《悲惨世界》
C.
《海上劳工》
D.
《九三年》
【简答题】已知P(A)=p,P(B)=q,则当事件A,B相互独立时,P(A∪B)=______,P(A|B)=______。
【单选题】# g小调有几个固定的升降记号
A.
1个升记号
B.
2个升记号
C.
3个升记号
D.
4个升记号
E.
5个升记号
F.
无升无降
【简答题】(理科做)(1)证明:面APC⊥面BEF; (2)求平面PBC与平面PCD夹角的余弦值.
相关题目: