It is called solar cooker, a newly designed cooking device and there are many kinds of solar cookers?_______.
It is called solar cooker, a newly designed cooking device and there are many kinds of solar cookers?_______. A.convenient B.useful C.available 答案:C
It is called solar cooker, a newly designed cooking device and there are many kinds of solar cookers?_______.
A.convenient
B.useful
C.available
答案:C
