(2013天津)—What languages________in that country？
—German and English．
A．are speaking
B．are spoken
C．speak
D．is spoken
Battery-operated slippers are used________seeing in the dark．
A．to
B．as
C．by
D．for
The Eiffel Tower________by the French engineer Alexandre Gustave Eiffel for the Paris Exposition(巴黎博览会)of 1889．
A．designed
B．was designed
C．will design
D．will be designed
—I won’t come to the party unless Sue________，too．
—You mean if Sue comes，you will come．
A．will invite
B．invites
C．invited
D．is invited
It________me half an hour to reach the top of the mountain．
A．spent
B．cost
C．took
D．paid
Fifteen-year-olds________to have jobs in China．
A．is not allowed
B．are allowed
C．is allowed
D．are not allowed
