— What time shall we leave for the airport?— It’s foggy today. I’m not sure __________ be closed soon. Let’s go now.
_____________ is necessary __________ he trains himself before the Guangzhou Marathon.
--Is there anything new about the lost Malaysia Airlines flight? --No. It was said ___________________________________.
Please tell me ___________ .
Tom asked my friend ________.
—Peter, is there anything else you want to know about China? —Yes, I am still wondering___________.