问题
Ann forgot ______ she had left the car and it took her half an hour to find it in the parking lot.
A:where
B:when
C:why
D:how;
B:when
C:why
D:how;
正确答案是：
同类题型
There have been demands for the prime minister that he______ office since the incident happened.
It is necessary that a college student ______at least a foreign language.
If I ________ ten years younger, I _________ pianolessons and go to a music college.
_____ cold weather, the workers are stillworking at the working site.