I felt it hard to keep up with my classmates. But whenever I want to ____________, my teacher always encourages me to work harder.
The actress is already 50, but she looks ______ than she really is.
-- Lisa was seen ______ an old man go across the street this morning. --What a kind girl she is!
It took him ____ to find the key to the drawer.
--My brother and I will go to the library tomorrow. --____. Shall we go together?
--Which would you like, tea or coffee? --Either ____ OK, but I prefer coffee ___milk.