A: penis + vagina = sex
B: oral sex
C: anal sex
D: ubbing, touching genitals
E: infected objects
F: kissing, deep kissing
举一反三
- d={'name':'alice','age':19,'sex':'F'},不能删除’sex’项目的操作的是（） A: del d['sex'] B: d.pop() C: d.pop('sex') D: d.clear()
- The features of sex can be generalized as ______
- 查询性别为男的信息，条件怎么写 A: where sex !=’男' B: where sex not in 男 C: where sex ='男' D: where sex between 男
- Which of the following is correct sex concept？ A: Older people do not need sex B: Adolescent sexual life does not require contraception C: Condom is a safe and effective method of contraception D: Women can have sex when they start menstruating
- Everyone，irrespective of age, sex, oroccupation, can apply.
内容
- 0
def f(): st["name"]="x" st={"name":"a","sex":"male"} f() print(st["name"],st["sex"]) 结果是
- 1
页面中有一个性别单选按钮，请设置“男”为选中状态。代码如下：<;input type="radio" name="sex">; 男<;input type="radio" name="sex">; 女正确的是（ ） A: $("sex[0]").attr("checked"，true); B: $(" C: sex[0]").attr("checked"，true); D: $("[name=sex]:radio").attr("checked"，true); E: $(":radio[name=sex]:eq(0)").attr("checked"，true);
- 2
查询天心区的男学生的信息，正确的命令是？ A: db.students.find({"address":"天心区"},{"sex":"男"}) B: db.students.find({"address":"天心区","sex":"男"}) C: db.students.find({$and:{"address":"天心区","sex":"男"}}) D: db.students.find({$and:[{"address":"天心区"},{"sex":"男"}]})
- 3
当a=1,b=3,c=5,d=4时,执行完下面的程序段后x的值是() A: (a B: (c C: seif(a D: (b E: sex=3; F: sex=6; G: sex=7; H: 1 I: 2 J: 3 K: 6
- 4
关系SC(S，SNAME，SEX，SCORE，CNAME)，从关系SC中检索男生(SEX =M)并且成绩大于等于60的学生姓名，下述表示( )是正确的。 Ⅰ．ЛSNAME(σSCORE＞60□SEX=’M’(SC)) Ⅱ．σSCORE＞=60□SEX=’M’(ЛSNAME(SC)) Ⅲ．ЛSNAME(σSCORE＞=60□SEX=’M’(ЛSNAME，SCORE，SEX(SC))) A: Ⅰ和Ⅱ B: Ⅱ C: Ⅰ和Ⅲ D: Ⅰ