4．There is an orange in the bag．(改为复数句)

  There          some             in the bag．

3．She writes letters．(改为一般过去时态)

  She             letters．

2．My sister wants to be a teacher．(改为否定句)

  My sister           want to be a teacher．

1．There are some ducks on the lake．(改为一般疑问句)

            ,                any ducks on the lake?

5. came, at, to, we, last, school, night, nine,(. )                      

七、根据要求改写下列句子。注意：每空只填一词。(共5小题。计5分)

4. to, I, park, get, how, the, can,(?)                             

3. my, gift, I, to, buy, mother, a, for, want,(. )                                

2. and, water, this, drink, medicine, more, take,(. )                               

1．are，what，you，going，to，on，vacation，do，(?)