64．There is a beautiful lake on the earth. (改为一般疑问句)
a beautiful lake on the earth?

63．They always want to catch a fish. (改为一般疑问句)
 they always to catch a fish?

62．Ella always helps me study English. (改为同义句)
Ella always memy English.

61．My father has a nice ping-pong bat.(改为一般疑问句)
 

your fathera nice ping-pong bat?

60．There is a teachers’ building next to the library. (根据划线部分提问)

 next to the library?