___ many times, he finally understood it.
What worried the child most was ______ to visit his mother in the hospital. A. his not allowing B. his not being allowed C his being not allowed D. having not being allowed
What have we said _______ her so happy?
“Good morning. Can I help you?” “I’d like to have this package _______.”
Tony was very unhappy for _______ to the party.
Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it.