be worth doing sth.
be well worth doing sth.
猜你喜欢
- 1《悲惨世界》的好词好句和读后感.
- 2生物分动物界和植物界!接下来怎么分?
- 3This storybook is_____(fun)and i like it very much 用适当形式填空
- 4y=a^-x-1,求导
- 5在三角形ABC中,点D为边AC的中点,AB=3AE,BD、CE交于点P,设AB=a,AC=b,用a,b表示AP
- 6某人骑自行车上山速度为4km/时,下山速度为12km/时,问他的平均速度为多少km/时?
- 7设函数f(x)=cos(2x+π3)+sin2x, (1)求函数f(x)的最大值和最小正周期; (2)解三角方程:f(x)=0.
- 8take exercise every day,______ you will become strong and healthy A.or B.and C.but D.while
- 9Jack and Steven play football every day.变一般疑问句和否定句,特殊疑问句!
- 10用澄清石灰水把呼出气体和空气作对比试验理由是