【单选题】Writing is a slow process, requiring plenty of thought, time and effort。
【单选题】Writing is a slow process, requiring ______ thought, time, and effort.
【判断题】雄蕊和雌蕊多数,螺旋状排列是原始的性状。
【判断题】雄蕊和雌蕊多数,螺旋状排列是原始的性状。
【简答题】Writing is a slow process, requiring ________ thought, time, and effort. A) significant B) considerable C) enormous D) numerous
【单选题】Read "Zhaozhou Qiao" and complete the following statements by choosing the proper answer from A, B, C and D. Zhaozhou Bridge leads the word in bridge construction because of its being .
A.
the longest symmetrical arch bridge
B.
the oldest stone-arched bridge
C.
the oldest open-spandrel bridge
D.
best-proportioned bridge
【单选题】Writing is a slow process, requiting ______ thought, time, and effort.
【单选题】Coal was formed out of dead forests by a long and slow().
【单选题】Zhaozhou Bridge ( )in Sui dynasty is a stone bridge.
【单选题】Writing is a slow process ,requiring ______ thought, time and effort.