________ your letter, I would have started off two days ago.

Studies show that Americans chat on their phones for more than five hours a month, _____ Europeans.

Thechocolate is expensive and eatingchocolate is not good for your health.A.too much,much too B.toomuch,too muchC.much too,too much D.muchtoo,much too

It is exactly ______he often fails in the exam______ makes his parents worried about him.

_______ we call the First Aid Centre, the doctors _______ by and by.