All 435 seats in the U.S.House of Representatives are up for grabs,as are 33 seats in the 100-member Senate.

问题描述:

All 435 seats in the U.S.House of Representatives are up for grabs,as are 33 seats in the 100-member Senate.

美国众议院所有的435席都有待争夺,而参议院的100席中有33席等待争夺