1. —David, how old is your father this year?
—_______. And we just had a special party for his _______ birthday last weekend
A. Fortieth；forty B. Forty；forty
C. Forty；fortieth D. Fortieth；fortieth
2. —There is a wrong sentence in Line _______.
—Where? In the _______ line?
A. Five; five B. Five; fifth
C. Fifth; five D. Fifth; fifth
