—Is it OK to take this seat?—Sorry, .
The group of the aged are close companions, and many of ______ have known each other for decades.
We are so happy to see that some of the students have already learned enough English to ______ a conversation.
Amy joined a painting group but didn’t seem to ______, so she left.
My parents don’t care _______ my pocket money goes, but one thing is for sure: the money spent must be worthwhile.
Students should be able to think for themselves _______ just obeying teachers.