问题
选择题
Mrs Zhang is all her time and energy being a mum right now.
A.devote; on
B.devoting; on
C.devote; to
D.devoting; to
答案
答案:D
考查时态。句意“张女士现在正在把全部时间和精力放在做一个妈妈上。”句中已经有is,不能再用动词原形,排除A、C;devote... to...“把......献给......”。故选D。