He finally won the general election because many of his promises were quite popular _____ the voters

What’s the difference in temperature the day and the night

I’m sorry I can’t help ___________ the flowers, because I’m busy preparing for the singing competition _____________ tomorrow

Knowledge and learning are important if we want to be successful, but they may also ______ our thinking.

e places in the South of China,____car has already become___ popular means of transportation.