When a space shuttle has accomplished its _____, it can be ready for another trip in about two weeks.
#6928
A
venture
B
mission
C
commission
D
responsibility
推荐题目
People like to shop in the supermarket because they are interested in the ________ of goods on offer and can buy whatever they want.
#6426
A
price
B
variety
C
value
D
amount
Though Mark wasn’t well educated，his common guided him t11rough a life．
#6442
A
sense
B
ground
C
place
D
practice
His mother was in hospital. He asked for ___ to look after his mother.
#6997
A
three-day’s sick leave
B
three day’s sick leave
C
three days’ sick leave
D
three-days’ sick leave