铁剂不能与抗酸药同服，因不利于Fe2+形成，妨碍铁剂的吸收。
参考答案：对
Don't worry. Kate can look after your pet cat _______.[ ]
A. careful enough
B. carefully enough
C. enough careful
D. enough carefully
适宜铸制的孔是（）
A.较小的孔
B.弯曲的孔
C.有孔距要求的孔
