My parents told me that I would have to_____ them when they become old. (Use appropriate phrasal verb from the following) ?
Alook for
Blook at
Clook after
Dlook into
Alook for
Blook at
Clook after
Dlook into
Related Questions:
Select the most appropriate option to fill in the blank.
Living within our environmental limits is one of the central _________________ of sustainable development.