Elephants have their own way to tell the shape of an object and _________ it is rough or smooth.
A.不填 | B.whether | C.how | D.what |
I met the fruit-pickers, several of _______ were still university students.
A.that | B.who | C.them | D.whom |
Her sons, both of ______ work abroad, will come back home this summer.
A.that | B.who | C.them | D.whom |
George, with _______ I played tennis on Sundays, was a warm-hearted person.
A.that | B.him | C.them | D.whom |
(3) This I did at nine o’clock, after _______ I sat reading the paper.
A.that | B.it | C.them | D.which |
Ashdown forest, through _______ we’ll be driving, isn’t a forest any longer.
A.that | B.it | C.them | D.which |