More than one person ______ made the suggestion.

— John seems happy, even though his wife left him and he lost his job.— I think he ____ to put on a brave face.[ ]

Try not to work too hard. Relax yourself.– Thanks. _________

下列句子中，语言运用得体的一句是

I had just got up and was about to cook my breakfast _________the telephone rang, but it was hung up ___________ I could answer it.