Who______the workers to take up the struggle？A．called forB．called onC．called inD．called of

－－Could you do me a favor and take the box up to the sixth floor？－－_______. A．

According to the passage people who have experienced ups and downs may become______.A．nerv

Although it seemed to take all her strength, the patient ______ up a smile to her mom.A．se

According to USGBC, buildings take up______of carbon emissions in the U.S.A．17%B．over 1/3C

The factory had to lay workers______when its orders decreased.A．inB．asideC．offD．up

Margaret is the only one of those girls who______willin to take a make-up exam