初中英语状词从句专项练习及答案
选择填空:
( ) 1. _________ you always eat too much, you may be ill.
A. Before B. If C. Why D. Which
( ) 2. _________ it was night, they stopped working.
A. As B. But C. And D. If
( ) 3. The teacher had already left _________ I got to his office.
A. before B. since C. after D. while
( ) 4. I have known him _________ he was a boy of eight years old.
A. when