【简答题】Exercises of Chapter 4 in Textbook: No.6 - (a) Suppose images are not gamma corrected by a camcorder. Generally, how would they appear on a screen? Answer: Too dark at the low-intensity end. (b) What ...
【单选题】Identify the topic sentence: Where is the topic sentence? 1. The most obvious differences between different animals are differences of size, but for some reason the zoologists have paid singularly lit...
A.
At the beginning of the paragraph.
B.
At the end of the paragraph.
C.
Both at the beginning and at the end of the paragraph.
【简答题】exercise on p. 15 of textbook Modal verbs (情态动词) , hedges (模糊限定词) and some sentence patterns could help to make sentences tentative . e.g. It might be the case that herbs in the paper- materials...