________tothepapersisrestrictedtoDefenseDepartmentpersonnelonly.
A、Application________withthesizeofthewholeearth,thehighestmountainsdonotseemhighatall.
It'smore________tobuyaseasonticketifyoutraveleveryday.
To study a foreign language, __________.
Wemust______thattheexperimentiscontrolledasrigidlyaspossible.
After so many days without rain, the ground quickly ________ the little rain that fell last night.