They are ______ .

如图，在△ABC中，∠ABC=100°，∠ACB=40°，∠ABC的平分线BD交AC于点D，∠ACB的平分线CP交BD于点D．

同一个摆，摆绳越长，摆动越____；摆绳越短，摆动越____。每摆动一次所需的时间是____的。

将下列句子与相应的答语匹配。
⑴Can I go outside？____                                     A. It's sunny.
⑵Is it cold now?____                                            B. Yes，you can.
⑶What time is it?____                                         C. Yes，it is.
⑷Where are you?____                                         D. It's 10：00 a．m.
⑸What's the weather like in New York?____      E. I'm in Beijing.

A good idea _________   to  him, and he knew _______ to do next.