.– Jack, when shall we go to visit Mr. Smith? – It’s up to him. We’ll go to see him whenever _______.
Jim said that he would not mind__.
Many black children died ___ cold and hunger in Africa.
His English is very poor.He can’t make himself ___.
16.Nobody knows who is the first one to add fertilizer ___ the soil to make plants grow better.
It was five o’clock.The battle is still ___.