专四专八考试

【单选题】The board deemed it’s urgent that these invitations ______ first thing tomorrow morning.
A、had to be put in the mail
B、must be put in the mail
C、be put in the mail
D、should have been put in the mail

网考网参考答案：C
网考网解析：
it is urgent that后接虚拟语气，即(should)+动词原形。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>