Which statement is true regarding subqueries?()
A. The LIKE operator cannot be used with single-row subqueries
B. The NOT IN operator is equivalent to IS NULL with single-row subqueries
C. =ANY and =ALL operators have the same functionality in multiple-row subqueries
D. The NOT operator can be used with IN, ANY, and ALL operators in multiple-row subqueries&e
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有支护结构的土方工程可采用的开挖方法有()。
A. 墩式挖土
B. 盆式挖土
C. 放坡挖土
D. 逆作法挖土
E. 中心岛式挖土
沥青的粘稠性越大,针入度越小,沥青的标号则越低。
A. 正确
B. 错误
骑自行车时应在道路的哪侧靠边慢行?()
A. 右侧
B. 左侧
C. 中间
D. 都可以