My cousin Jack _______________.
Many houses________in the earthquake of April 20,2013 in Ya’an.
—What languages________in that country?—German and English.
Battery-operated slippers are used________seeing in the dark.
The Eiffel Tower________by the French engineer Alexandre Gustave Eiffel for the Paris Exposition(巴黎博览会)of 1889.
—I won’t come to the party unless Sue________,too.—You mean if Sue comes,you will come.