—Do you know the most ancient city in China—Xi’an well?—No,this is the first time I ________ here.
Nothingbutgrassandtrees____thehill.
There____adesk,twobedsandfourchairsintheroom
Hisfamily____alargeone.Thewholefamily____watchingTV.
Neither Tom nor his parents ______ at home.
The only means to achieve success ___ to appeal to arms.