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颱風的形成需要什麼條件？命題來源：出自展區：海上來的不速之客

1945年殯儀館老闆史特勞傑懷疑生意被接線生轉接給其他商人，於是發明了什麼來避免此情形?命題來源：2F電信@臺灣廳_D-7 史特勞傑步進制交換機

This book is ______ of all. No one can't stop reading it.

Ana: Look! The woman looks _______ , and she is dancing _______ at the party.

Ted is _____ of my two brothers. He seldom catches a cold while the other is always weak.

Nick cleaned the whole house by ______.

If everyone ________ using disposable tableware, the environment ________better.

The big ______ killed many people and destroyed many houses last night.

Helen still went to school yesterday _________ she had a serious cold.

I want to go to the movies, but ______ I have a lot of homework tonight.

It is difficult for me to ______ this hard math problem to you clearly.

Judy: A big typhoon is coming. Gina: If the typhoon _______, we ______ go to school tomorrow.

____________ of the food in this supermarket looks fresh. Do you want to buy some?

求級數10＋11－12＋13＋14－15＋……中，前100項的總和為多少？

下列敘述何者正確？

已知一數列的前6項為1 , 4 , 5 , 9 , 14 , 23 ，請觀察此數列的規律性，推斷此數列的第11項為何？

____________ of the food in this supermarket looks fresh. Do you want to buy some?

已知一多邊形的內角和為900°，則此多邊形為何種多邊形？

有一等比數列 :－2 , 4 , －8 , ……，求此等比數列的第6項。

設f(1)＝2，f(2)＝4，f(3)＝6，且f(x＋3)＝f(x)＋5，則f(5)＝？