A.saw
B.see
C.seeing
D.to see
Employers pay high salaries to IT managers because ______.(A) they work hard(B) they are excellent leaders(C) they help improve the companies’ products(D) they are key factors to their success
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This little boy and that little girl () (look) alike.
A tariff is a tax charged on___products.A.domesticB.foreignC.importedD.exported
forward 和redirect的区别
设有语句 int n,m; char a[5],b; cin＞＞n＞＞a＞＞m＞＞b; 为了分别将10和20分别赋给n和m，look赋给a，t赋给b，则正确的输入为A．10 "look" 20 't'＜CR＞B．10 "look" 10C．10 look 20 tD．10＜CR＞look20＜CR＞t＜CR＞
What command would an operator use to move a file from the ／old_dir directory to the ／new_dir directory without changing the file name?()A. mv /old_dir/file /new_dirB. mv -p /old_dir/file /new_dirC. mv -k /old_dir/file /new_dirD. mv /old_dir/file /new_dir/new_file
YouareemployedasaWebApplicationDeveloperatCertkiller.com.YoumakeuseofMicrosoft.NETFrameworkv3.5tocreateanASP.NETapplication.Youcreateaclassintheapplicationthatcontainsthecodebelow.（Thelinenumbersisincludedforreferencepurposes）01publicobjectGetCachedProducts（sqlConnectionconn）{0203if（Cache["products"]==null）{04SqlCommandcmd=newSqlCommand（"SELECT*FROMProducts"，conn）；05conn.Open（）；06Cache.Insert（"products"，GetData（cmd））；07conn.Close（）；08}09returnCache["products"]；10}1112publicobjectGetData（SqlCommandprodCmd）{1314}YounoticethattheGetCachedProductsmethodiscalledtoprovidethislistfromtheCacheobjecteverytimeaWebformhastoaccessalistofproducts.ToensureproductivitymanagementwantsyoutomakesurethatthereisalwaysalistofproductsavailableintheCacheobject.Youthusneedtodeterminetheappropriatecodethatshouldbeaddedinline13.Whatshouldyouidentify？（）
