When I was sick with the flu, my mother made me to eat soup and rest in bed
A B C (eat) D
Having lived here for seven years, my friend is used to speak English with
A B C (speaking)
all her classmates.
D
To grow well, a tree must be well-suited to the area where is it planted.
A B C D (it is)
Despite modern medical technology, many diseases causing by viruses I
A B (caused)