英语改错,大括号中的4项有一项是错的,请选出并解释,
英语改错,大括号中的4项有一项是错的,请选出并解释,
9、The foundation was {established}(A) a century ago{ to support}(B) the publication of important{ book(C) }on life {in Africa}(D).
10、Murres are black-and-white {diving}(A) birds that mate {every five or six years}(B) and {lay}(C) only a single egg {at time}(D).