—Mr. Li ______ to Mary carefully when I entered the classroom this morning.
—He is very patient ______ he is young.
A.talking; but | B.was talking; though |
C.talks; though | D.talked; however |
—Mr. Li ______ to Mary carefully when I entered the classroom this morning.
—He is very patient ______ he is young.
A.talking; but | B.was talking; though |
C.talks; though | D.talked; however |