8.John behaved so strangely today.I thought he wasn’t acting

8.John behaved so strangely today.I thought he wasn’t acting like _______.
A.him B.himself C.he would D.he does
9.You will succeed in the end _______ you give up halfway.
A.even if B.as though C.as long as D.unless
10.—I enjoyed the food very much.
—I’m glad you like it.Please drop in any time you like.
—______.
A.Is it all right?B.I’m afraid I won’t be free.
C.Yes.I will.D.That’s all right.