选出合适的选项将单词补充完整，并写出汉语意思。
（1）bec__se A. or B. au C. al ________________
（2）b___thday A. ir B. re C.or _______________
（3）un___e A. on B. vn C.cl ________________
（4）p__no A. io B. ia C.oi _______________
（5）m__ntain A. ou B. uo C.au _______________
( )（7）Canada often has a ______ Christmas.
A. snowB. snowyC. rainy
( )（6）Lily’s party is going to ______ fun .
A. isB. areC. be
( )（5）My father wants to ______ a nice birthday.
A. havingB. haveC.has
( )（4）I _____ a card to my friend.
A. giveB. givesC. giving
( )（3）Jack’s party is ____ the swimming pool.
A. atB. inC. on