All the students ________ they heard the famous church in Paris was on fire.
A.were reading while B.read while C.were reading when
— ________ cute the two pet dogs seem to be!
— Yes, but ________ of them is friendly to me.
A.What; either B.How; neither C.How; both
— Did you ________ the first place of the school basketball league?
— Of course we did. We ________ all the other teams.
A.win; beat B.beat; won C.win; won
This is______ difficult problem that few students can work it out.
A.so B.so a C.such a
There was a ________ snow last night, and it is still snowing ________ now.
A.heavily; heavily B.heavy; heavy C.heavy; heavily
You will succeed in the end ________ you give up halfway.
A.if B.unless C.as long as
