Fully __________ in looking after three children at home, she no longer has time to enjoy the various activities in the club.
In the TV ad, the actress is asked to jump with her mouth ________ open, showing her ________ teeth.
I cannot thank you ________ much. I might never have been admitted to such a famous university but for you.
We'd better grow the plant in a ________ plastic box so that the children can see the roots growing.
—Oh, I've just locked my keys in my office again. —You're always so careless, but ________ let's see what we can do about it.
—Language learning is much ________ for children. —Yeah, I quite agree. Their minds are more flexible.