用适当介词填空
he is (in) a dilemma
he is late for home (as) usual
(To) my delight ,he can walk now
(In) case of fire ,ring the alarm bell
should you submit yourself (to) him
用括号所给词的适当形式填空
your mother is so(demanding) (demand)
i am running a (publishing) company (publish)
his father was under an (assurance) then (assuse)
the plan is very (imaginative ) in conception (imagine)