The hostess kept talking with her mouth full of food,_____ all the guests embarrassed(尴尬的).
Even the best writers sometimes find themselves _____ for words.
I ______ through that bitter period without your generous help.
To get a better grade, you should ______ the notes again before the test.
Sometimes proper answers are not far to seek ______ food safety problems.
In that school, English is compulsory for all students, but French and Russian are ______.