—It’s reported that the new underground line has been completed. —Yes, but it hasn’t been made clear it’s to be opened to traffic.
He is only too ready to help others, seldom, ____ refusing them when they turn to him.
The traditional approach ____ with complex problems is to break them down into smaller, more easily managed problems.
Someone called me up in the middle of the night, but he hung up ____ I could answer the phone.
------ What made little Tony so unhappy and cry in his room? ------- _________to go biking with his brother.
----- Sally is strongly against taking the trip to Hainan. ----- _______? It was she who suggested the plan.