语法填空 急 I found it hard to put ___ heart into studyI’m glad I

语法填空 急
I found it hard to put ___ heart into study
I’m glad I made a __(choose)
we extended a warm welcome to their ___(come) to our city
I ___(serious) wish I would be able to learm from president and Mrs.johnson about the secret of having a happy and enduring marriage.