20．It was four o’clock in the afternoon_____he and his grandpa reached the museum in Guanghan, _____an official warmly received them

Any suggestion since I will begin my job tomorrow?— Well, in my view, you’d better _____ as much experience as possible at first. [ ]

e’s wife won’t go to the party,____.

______goodservice,therestaurantoffersdifferentkindsoftraditionalFujiandishes.[ ]

Why is Tom silent? Why doesn’t he ______ us _____ the conversation?[ ]