18._________is often the case, he didn’t study hard and failed to pass the test

Do you often useBaidu—-Yes, it’s one of ___________Internetsearch engines.

There will be a storm soon. —— I am afrai?＿＿＿＿＿.

Make yourself ________home and help yourself _______anything that you’d like to eat

It is believed that if a book is _____, it will surely _____ the reader. [ ]