The clever boy made a hole in the wall, ________ he could see what was going on inside the building.

“You can have some cakes, ______ you must wash your hands first.” Mum says.

. A little learning is not dangerous solong as you know ________.

I always make mistakes in my math exams. What shouldI do –I think you should be _________.

hard she tries, she can hardly avoidmaking mistakes in her homework