[bә:d] bird
举一反三
- [A]onto[B]of[C]to[D]into[A/]onto/[B/]of/[C/]to/[D/]into
- 已知R={[a,{b}],[{c},d],[{a},{d}],[{d},d]}，则domR为（ ）。 A: {a,{c},{a},{d}} B: {{b}, d, {d}} C: {a,{b},{c}, d,{a},{d}, d} D: {a,{c},{d}}
- 已知R={[a,{b}],[{c},d],[{a},{d}],[{d},{d}]}，则ranR为（ ）。 A: {a,{c},{a},{d}} B: {{b}, d, {d}} C: {a, c, d} D: {b, d}
- [A] monkey [B] cat [C] snail [D] rabbit [E] bird [F] fish [G] snake It’s a small animal that is often kept as a pet or for catching mice.
- 在HTML中表示为超链接的标签是（） 未知类型：{'options': ['[a][/]', '', '[c][/]', '[d][/]'], 'type': 102}