Much as he ________ he has a good command of English, he sometimes feels it hard to find an appropriate version for some Chinese idioms.
I have bought two ballpens,________ writes well.
Is ________ some German friends visited last week?
Is there anyone in your class ________ family is in the country?
The engineer ________ my father works is about 50 years old.
They arrived at a farmhouse,in front of ________ sat a small boy.