Simply learn to live in the present, _____ think so much about the future or the past

Some of the engines were not suitable for the work they were ________ for

I used to quarrel a lot with my parents，but now wewell.

n, let’s go for a drink—Sorry With so many problems _____ mymind, I can’t take a break

I _____ in the hospital yesterday. I had to look after my grandfather.