To tell _____ truth, it is ______ struggle for Jack to get ready in such a short time.
The book is meant to ___needs it .
The couple are spending their holiday on __is described as one of the most beautiful islands .
See the flag on top of the building ? That was ___ we did this morning .A when B. which C. where D. what
It is pretty well understood __________controls the flow of carbon dioxide in and out the atmosphere today.
A plan has been put forward __ more graduates should go to work in the country