Excuse me, _____ can you tell me how to get to Dongfeng Square? [ ]

How I wish we could study _________ there are fewer exams！

is known to us is thother harmful products, so you should give up smoking.

Your money could _______ better use instead of _____ idle in the bank．

Mr Han，my neighbor，is always helping those who are in trouble without expecting anything ________.[ ]