What did you do in town last night? —_____ a concert, we also watched a football match

I have experienced quite a number of cases ______ I really wanted to help but could not find anything to put my hands on[ ]

When ________ to danger and conflict, men tend to increase blood pressure, ________ nervous or anxious. [ ]

Internet business traditional business in the past few years—Not really.

Is this Saturday your mother’s birthday—Yes，it is.I want to go to the store to ________ a gift for her this afternoon.