单项选择题
He and I contributed the ______ sums of $6 and $4.A．res...
单项选择题He and I contributed the ______ sums of $6 and $4.
It is ______ your while taking out travel insurance bef...
单项选择题It is ______ your while taking out travel insurance before you travel.
There is ______ what will happen to them.A．no tellingB．...
单项选择题There is ______ what will happen to them.
