在抗震设防地区的建筑，应采取的构造措施有（ ）。
A. 设防震缝
B. 设沉降缝
C. 设钢筋混凝土砖圈梁
D. 设构造柱
E. 设附加梁
Choose the best answers.I got up at 6:00 this morning __________ I could catch the first bus.
A. since
B. unless
C. so that
D. as if
I often use coupons __________ get discounts in restaurants.
A. so as to
B. in order to
C. in order
D. that
The company advertises on the TV and websites _________ promote new products.
A. in order to
B. so to
C. so as
D. so that
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