My mother is ill ------- bed.I must look ------ her at home.

My mother is ill _______ bed.I must look ______ her at home.
A.on,for 
B.in,after
C.on,after
D.in,for
 2.The apples are nice.Can I have ______?
A.two more
B.more two
C.another two
D.A and C
3.I like the colour of the trousers.So l 'd like _______.
A.buying one
B.to buy on
C.buying a pair
D.to buy a pair
4.Can you lend ____?
A.me it
B.it me
C.it to me
D.A and C.