皮皮学，免费搜题
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【简答题】
水深在( ) 以内、流速不超过 ( ) 或者流速虽然较大但水深在 0.4 m 以内时允许徒涉。 水深过腰 , 流速超过 ( ) 的急流 , 应采取保护措施涉水过河 , 禁止独自一人涉水过河。
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皮皮学刷刷变学霸
举一反三
【简答题】刘老师搬一批书，每次搬15本，搬了12次，正好搬完这批书的一半．剩下的书每次搬20本，还要______次才能搬完．
【单选题】He ______ a grat deal while he was our manager.
A.
perform
B.
performed
C.
accomplish
D.
accomplished
【单选题】In our country grat changes ____ since 1977.
A.
is taken place
B.
took place
C.
have taken place
D.
take place
【简答题】小猴要搬45个桃子，每次搬7个，至少需要搬几次才可以搬完？
【单选题】The countess was ____________ enough to show us around her home.
A.
gracious
B.
graceful
C.
grateful
D.
generous
【单选题】The beautiful scenery in Switzerland is very ________to the tourists from the whole world. [ ]
A.
grateful
B.
attractive
C.
valuable
D.
popular
【单选题】When our school's football team won the match,a grat____filled our hearts.
A.
happiness
B.
sadness
C.
happy
D.
disppointment
【简答题】搬西瓜。它们俩搬4次，一共搬几个西瓜？
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