There was nothing to prevent her from (do)______ so.
                    举一反三
- We learn from the passage that the author would _____ to prevent similar experience<br/>from happening again. A: write to the agency B: change her name C: avoid traveling abroad D: do nothing
 - 18. He asked her so many times to do it that______ she did so.
 - She was (so kind) (that) I (could) do nothing but (to accept) her help. A: so kind B: that C: could D: to accept
 - I wish nothing _____ prevent them from coming.
 - There was ____ to prevent the accident. A: something could do B: anything we could do C: nothing we couldn’t do D: nothing we could do
 
