It is ______to be invited to speak here.A．good mannersB．an honourC．a prideD．a respect

It is useful to be able to predict the extent ___

It is useful to be able to predict the extent ___

It is useful to be able to predict the extent ____

I’m ___ enough to know it is going to be ？

I dont think it is advisable that she ______ her little boy of his freedom to spend the sp

The coffee is very cold. It needs______.A．hotB．to be heatingC．to be heatedD．to be hotted