Importswillbeallowedinproportion_______exports.
A、toA
in proportion to ：按…的比例，与…成正比。
Sofarscientistshaveonlyacquired________understandingofthephysicalprocessesthatcauseearthquakes.
Heboughtahouseforhischildren________
Therearemanysalesthisseason,duringwhichstoreswilllowertheir_______prices.
Hedeclined_______moreaboutit.
Importswillbeallowedinproportion_______exports.
