93. He has already returned the book to the library.(改为一般疑问句)
_______he returned the book to the library________?
94. The population of India is 1.1 billion. (划线提问)
_______ _______ the population of India?
95. Yesterday Mike made a telephone call to Maria, but she wasn’t in. (改为同义句)
Yesterday Mike ________Maria _______, but she wasn’t at home.
96. I have been here since I came here two years ago.(对划线部分提问)
_______ ________have you been here?
97. He joined the party in 1999. (同义句转换)
He ________ _______ _______member of the party _______1999.
98. As a matter of fact, he is always ready to help others.（同义句转换）
_______ ________, he is always ready to help others.