Fill in the blacks with correct forms .用所给形式填空.( 每小题1分,共10分)
(1)His feet are ( big ) than yours .
(2)We (see) elephants in the zoo last week .
(3)The elephant is much (strong ) than the dog .
(4) Amy often (buy ) a card for her teacher on Teachers’ Day .
(5)He can (play) the guitar.
(6)–What are you doing, Tom? –I’m ( read ) books .
(7)I will (play) basketball with my friends tomorrow.
(8)We (go) swimming tomorrow.
(9)They want (eat) apples.
(10)–How much (be) the bananas? -32 yuan.