Tom found _____ difficult to learn chemistry well. A.it B.that C its
About 56 ____ people live in this country.
—I will to go Paris for the summer vacation next month. —_______
This dress still looks beautiful on her _____ it is last year’s style.
Frank told us ____ funny story, but he forgot ____ ending himself.
---Can Bill play ping-pong? ---_____. He can play it very well. A. Yes,he can B.Yes, he can’t C.No, he can’t