问题补充:
--- Be careful. The ice is not thick enough .
--- Thanks. I .
A. to walk on; will
B. for walking; will
C. to walk on it, do
D. to walk; to
答案:
(答案→)A. to walk on; will
B. for walking; will
C. to walk on it, do
D. to walk; to
解析:本题考查的是形容词+enough to do ,sth is 形容词 enough to do(为及物动词),在本题中,walk on相当于及物动词,walk on the ice,表示在冰上走,本题考查的是冰不是足够厚而可以在上面行走。而后一空选择的是表示将来时,用will,故选答案为A