Many of us play sports _______our free time ______the weekend.
| A．in; at | B．at; in |
| C．in; in | D．at; at |
找出题目中字母所含元音音素不同的选项：
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_____ wonderful time they had in HongKong!.
| A．How | B．What | C．What a | D．What an |
Lily is so smart in her class.She usually spends the_____time and makes the_____mistakes in her homework.
| A．least,least | B．fewest,least |
| C．fewest,fewest | D．least,fewest |
If_____litters,our world will be more beautiful.
| A．everyone | B．someone | C．anyone | D．no one |
—Can the plane fly _____ the Atlantic Ocean?
—Yes,but it needs to go_____the clouds for hours.
| A．across,through | B．through, across |
| C．across, across | D．through, through |