When Mr Spendthrift ran out of money, he _______ his mother for help.
fell back on
fell in with
Correct answer: A
A. fell back on (v): ask for help
B. fell upon (v): attack
C. fell behind (v): left behind
D. fell in with (v): accept
When Mr. Spendthrift ran out of money, he again asked for aid from his mother..