Nomatterhowfrequently_____theworksofBeethovenalwaysattractalargenumberofpeople.
A、performingThe professor said he could talk on _____ interested the audience.
Postage ______, the necklace will cost you at least 650 yuan.
Weneedamorecapableleader,______withstrongwillandaswellasgoodhumour.
This robot is supposed to save a lot of labor, but it remains a problem if it ______.
My train arrive in New York at eight o'clock tonight. The plane I would like to take from there ______by then.
