After working for twenty hours without any rest, the doctors were _______.
A
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Inordertoincreaseouroutput,weneedtoimportmoreproduction_______.
Sometimes it is very difficult to _______ some of the English words. Even the native speaker can not help.
In the United States, the foreign policy is decided by the ________ government, not by each state.
With the _______of Mary, all the girl students are eager to go to the party.
Thedoctors_______themedicinestothepeopleinthefloodarea.