He ______ at once when I promised to help him.   A. cheered up      B. gave up   

He ______ at once when I promised to help him.

  A. cheered up      B. gave up    C. lighted up      D. turned up

 

答案

A

相关题目

两个电子以大小不同的初速度沿垂直磁场的方向射入一匀强
两个电子以大小不同的初速度沿垂直磁场的方向射入一匀强磁场中.设r1、r2为这两个电子的运动轨道半径,T1、T2是它们的运动周期,则()A.r1=r2   T1≠
如图,A′B′∥O′y′,A′D′∥O′x′,B′C′∥O′x′,直观图
如图,A′B′∥O′y′,A′D′∥O′x′,B′C′∥O′x′,直观图所示的平面图形是(    )A.任意四边形          B.直角梯形         C.任意梯形    
下列说法正确的是(   )                      
下列说法正确的是(   )                                         A.共价化合物中一定不含 离子键             B.离子化
质量为m的点电荷q在电场中运动(不计重力),下列说法正确
质量为m的点电荷q在电场中运动(不计重力),下列说法正确的是A.点电荷运动轨迹必和电场线重合B.若电场线是直线,则点电荷运动轨迹必和电场线
以下做法符合安全用电常识的是(   ) A.用湿布擦抹插座
以下做法符合安全用电常识的是(   ) A.用湿布擦抹插座 B.电灯开关接在火线上 C.三孔插座的接地线接在自来水管上 D.用绝缘层老化开裂的电
K2MnO4中Mn元素的化合价是( ) A.+4   B.+5   C.+6   D.+7
K2MnO4中Mn元素的化合价是( ) A.+4   B.+5   C.+6   D.+7
Luckily, the bullet narrowly missed the captain _____ an inch.     A. by B. a
Luckily, the bullet narrowly missed the captain _____ an inch.     A. by B. at  C. to D. from
People fell in love with Elizabeth Taylor in 1994,when she starred in Nationa
People fell in love with Elizabeth Taylor in 1994,when she starred in National Velvet—the story of Velvet Brown,a young girl who wins first place in a famous horse race.At first,the prod

最新题目