网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

Officers use sextants to observe ___天体____.

A.stars

B.celestial bodies

C.the sun

D.the moon


参考答案

更多 “ Officers use sextants to observe ___天体____.A.starsB.celestial bodiesC.the sunD.the moon ” 相关考题
考题 _________[A] affirm [B] witness [C] observe [D] approve

考题 [A] officers [B] men [C] administrators [D] fathers

考题 The Mid-Autumn Festival falls on the fifteenth day of the eighth ___________ month. A、ChineseB、lunarC、moon

考题 Priming of the tides occurs ______.A.at times of new and full MoonB.when the Earth, Moon, and Sun are lying approximately on the same lineC.when the Moon is between first quarter and full and between third quarter and newD.when the Moon is between new and first quarter and between full and third quarter

考题 Oneoftheusecasesinyourwebapplicationusesmanysession-scopedattributes.Attheendoftheusecase,youwanttoclearoutthissetofattributesfromthesessionobject.Assumethatthisstaticvariableholdsthissetofattributenames:201.privatestaticfinalSetUSE_CASE_ATTRS;202.static{203.USE_CASE_ATTRS.add(customerOID);204.USE_CASE_ATTRS.add(custMgrBean);205.USE_CASE_ATTRS.add(orderOID);206.USE_CASE_ATTRS.add(orderMgrBean);207.}Whichcodesnippetdeletestheseattributesfromthesessionobject?()A.session.removeAll(USE_CASE_ATTRS);B.for(Stringattr:USE_CASE_ATTRS){session.remove(attr);}C.for(Stringattr:USE_CASE_ATTRS){session.removeAttribute(attr);}D.for(Stringattr:USE_CASE_ATTRS){session.deleteAttribute(attr);}E.session.deleteAllAttributes(USE_CASE_ATTRS);

考题 Chinese all over the world () the Spring Festival. A、reserveB、preserveC、conserveD、observe

考题 在工资.DBF第4条记录后插入一条空白记录的命令是______。A.USE 工资 GO4 INSERT BEFOREB.USE工资 GO4 INSERT BLANKC.USE工资 SKIP 4 INSERT BEFORED.USE工资 SKIP INSERT BEFORE

考题 请在第______处填上正确答案。A.students B.soldiers C.armies D.officers

考题 The Salvation Army is served by 1,800 officers(ordained ministers)and runs more than()worship centers.A500B1,000C1,500D2,000

考题 汉语“难得的机遇”英语是 __________ moon.