H．e taught himself to play the violin __________practising all night．

A．by

B．with by

C．at by

D．on

[单选题]3． He can play the violin ________he can-t play it very well．A． orB． andC． butD． also

[单选题]23． Who can sing and play the violin?A．MaHuiB．PetrusC．Angela．D．Albert

[问答题]()He has taught in this university since he moved to thiscity.

[问答题]He has taught English in this university ever since he movedto this city．

[问答题]He has taught English in this university ever since he moved to this city.

[问答题]He has taught English in this university ever since he moved to this city.

[问答题]()He keeps looking at himself in the mirror.

[问答题]He keeps looking at himself in the mirror.

[单选题]10．Just now he play________ table tennis．l played _ piano．A．the ;theB．/;/C．/;theD．the;/

[单选题]He would once in a whilelose his temper when he found himself involved in a