问题补充:
单选题MrLirequiredthecomputerequipmentreferred________usedineveryclassroom.A.should beB.have to beC.to beD.to being
答案:
C解析因为在表示“要求”的require, request, ask, demand等动词后的宾语从句的谓语要用“(should+)动词原形”,句中referred to是过去分词短语,作the computer equipment的定语,所以选C。
时间:2019-02-15 10:30:01
单选题MrLirequiredthecomputerequipmentreferred________usedineveryclassroom.A.should beB.have to beC.to beD.to being
C解析因为在表示“要求”的require, request, ask, demand等动词后的宾语从句的谓语要用“(should+)动词原形”,句中referred to是过去分词短语,作the computer equipment的定语,所以选C。