Both the boys wanted to compete _____ the race. [ ]
A. in
B. for
C. against
D. with
答案:A
If we sit near _____ front of the bus, we'll have _____ better view. [ ]
A. 不填; the
B. 不填; a
C. the; a
D. the; the
婴儿每日所需的总能量为
A.110 kcal / kg
B.120 kcal / kg
C.130 kcal / kg
D.140 kcal / kg
E.150 kcal / kg