could i use your book?i'm sorry but i( )use the book myself .i must finish it today .that's OK,i ( )borrow Lucy's A.must;could .B.have to ;can.C.have to;could.D.must;can.
问题描述：
could i use your book?i'm sorry but i( )use the book myself .i must finish it today .that's OK,i ( )borrow Lucy's A.must;could .B.have to ;can.C.have to;could.D.must;can.
答
B.have to ;can.
我能借你的书吗?对不起,我自己也(不得不)使用.——不得不have to
我今天必须看完它.
没关系,我(也以)向路西借.——现在时,用can