More and more people are advised to arrange for insurance _________ that they or their family members need medical care.
What worried the child most was _______ to visit his mother in the hospital.
Young as he is , he knows a lot. That’s _______ our teachers like him better than the other students.
It is a rule in his family that _______ comes home first should cook the dinner.
Eating too much fat can _______ heart disease and cause high blood pressure. Which of the following is not correct?
I was told that there were about 50 foreign students _______ Chinese in the school, most_______ were from Germany.