The old woman at the street corner must be lost. She is looking around for someone to help her.
We invited her to join us in the discussion, but she would not _______.
The tomato is the world's most popular fruit. _______ the pumpkin, botanically speaking it is a fruit, not a vegetable.
He saidhis sister had passed the entrance examination of college and _______ she would go to college in about 20 days.
—How unhappy your roommate looks! —Yes, but he's not willing to tell me what it is _______ is troubling him.
In this district for five months or more of the year, no construction can be done _______ the rainy season makes it impossible.