What caused the accident and who was responsible for it ________ a mystery.
发布时间:2021-06-21
A.has remained
B.are remained
C.remains
D.remain
试卷相关题目
- 1In many parts of China, ________ the idea ______ boys are more important than girls.
A.it has; which
B.there exists; that
C.there is existing; which
D.there remains to be; that
开始考试点击查看答案 - 2Look at the pride on Tom's face. He _____ to have been praised by the manager just now.
A.seemed
B.seems
C.had seemed
D.is seeming
开始考试点击查看答案 - 3The father as well as his three children ____ skating on the frozen river every Sunday afternoon in winter.
A.is going
B.go
C.goes
D.are going
开始考试点击查看答案 - 4Tom ________ get up late in the past, but now he ________ getting up early.
A.used to; is used to
B.is used to; used to
C.used to be; used to
D.be used to; be used to be
开始考试点击查看答案 - 5The United Nations ________ an international organization that tries to find peaceful solutions to world problems.
A.is
B.are
C.was
D.were
开始考试点击查看答案 - 6The hospital _______ well, where many wounded ________every day.
A.is operated; operation
B.operates; are operated on
C.operates; are operated
D.operates; operates on
开始考试点击查看答案 - 7The girl or her friends____ to meet you at the station tomorrow.
A.is
B.are
C.were
D.have
开始考试点击查看答案 - 8I wonder if your wife will go to the ball. If she , so I.
A.does; will
B.will; does
C.does; do
D.would; will
开始考试点击查看答案 - 9A teacher and writer coming to give a talk tomorrow afternoon .
A.was
B.were
C.is
D.are
开始考试点击查看答案 - 10—Can you tell me the timetable of the school bus?—Well,the bus___________here for the first trip at 6:30am.
A.will leave
B.left
C.is leaving
D.leaves
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