Please do me a favor —_____ my friend Mr. Smith to Youth Theater at 7:30 tonight.
Do you have any idea of the reason _____ he referred to?
They stayed up until midnight _____ the old year out and the new year in.
If the car won’t start, _____ it.
“Which sweater is yours?” “The one _______ No. 9.”
What worried the child most was ______ to visit his mother in the hospital.A. his not allowing B. his not being allowedC his being not allowed D. having not being allowed