My baby has a heart trouble—- Did the doctor find it difficult ______

Let’s go to play football, shall we? — Sorry, I can’tI must go over the points the teacher explained ______ I forget them

It’s clear that neither he nor his parents______ the plan put forward at the family meeting.

My brother is not good at speaking English—- I suggest Englishfor two hours every day

David has made great progress recently.—_____, and _____.