— Mary’s father seldom has breakfast at home,          ?—          . He has it on his way to work.

--I’m worried about my English. -- ______ harder ________ you will catch up with your classmates.

I really don’t know ______ about it.

It is very important ＿＿＿people to have food and water every day.

He had little bread for breakfast this morning,_________ he?