【题目】When my mother got home yesterday evening, I ________ my homework.

【题目】Be quiet! The students ________ a meeting about the photo competition in the classroom now.

【题目】Mark Twain ________ The Adventures of Torn Sawyer in 1876, which is still popular.

【题目】The students of Class 5 ________ trees in the park every year.

【题目】Lily is growing fast these years. And she is even ________ than her mother.

【题目】- ________ have you studied English?

【题目】We should protect the environment, ________ everyone will lose homes.

【题目】The People’s Republic of China was founded ________ October 1st, 1949.

【题目】I have a sister. ________ name is Lingling.

【题目】The new test enables doctors ________ the disease early enough to treat the patient.