问题

ou’re learning to play the piano, _______ a good teacher makes a big difference.

A:have
B:having
C:and have
D:if have;

正确答案是：

同类题型

Hewas_____ofdoingthatboringjob.[ ]

Only by________ the mind with knowledge can we keep up with the times.[ ]

k you’ve got to the point achange is needed , otherwise you’ll fail .

Your garden is _______ beautiful flowers.

you mind giving your advice on howto improve our business management—-If you make ____ most of theequipment, there will be _____ rise in production