学校图书室订阅科技书和童话书共83种,其中科技书38种.科技书比童话书少订阅多少种?
83-38-38,
=45-38,
=7(本),
答:科技书比童话书少订阅7本.
_____ side of the street is lined with different shops, _____ of which sell electronic products.
A.Both; both
B.Either; both
C.Neither; either
D.Either; all