small whirlpool
smooth patch of water
V-shaped ripple with the point of the V pointing downstream
V-shaped ripple with the point of the V pointing upstream
第1题:
A、in
B、on
C、with
D、at
第2题:
以下语句错误的是:______ 。
A.Do while(Condition) Statements Loop
B.Do Statements Loop while(condition)
C.Do until(condition) Statements Loop
D.Do until(condition) Statements end do
第3题:
A.on the bus
B.at home
C.on a muddy road
D.in a church
第4题:
bevel
seam
butt
bond
第5题:
Where is the ()aid equipment?
第6题:
在SQL SELECT语句中用于实现关系的选择运算的短语是 A)FOR B)WHILE C)WHERE D)CONDITION
第7题:
Which two statements about subqueries are true? ()
第8题:
A.by
B.on
C.at
D.for
第9题:
Which two statemets are true?()
第10题:
the border flange’s excursion and flection
the both end shafts line’s accordance
the border flange’s flection and the both end shafts line’s accordance
the border flange’s accordance and both end shafts flection degree