Dr Black comes from New York or Chicago, I can’t remember ______.A.whichB.whereC.thatD.wha
Dr Black comes from New York or Chicago, I can’t remember ______.
A.which
B.where
C.that
D.what
Dr Black comes from New York or Chicago, I can’t remember ______.
A.which
B.where
C.that
D.what
The most ______evidence of black holes comes from research into binary star systems.
A. convincing
B. convince
C. convinced
D. convinces
The most______(convince)evidence of black holes comes from research into binary star systems.
If you are in a very large class, it may not be necessary to greet the teacher on【22】. In a small class the teacher will probably notice each person as he arrives, and you【23】smile and say, "Good morning, Dr fen." Western manners do not require you to stand up when your teacher comes in or when you answer a question【24】do you need to stand still at the door for a moment when you come in. One never addresses one's teacher as "Teacher". It is quite【25】to say "sir" to a man, but if your teacher is a woman, you must use her surname.
It is bad manners to come late to class. If you are late,【26】should be made to the teacher either at the time or after class.
It is bad manners in the classroom, as elsewhere, to talk while anyone else is【27】. If you have something to say which is on the subject, wait till you have【28】. If it is not on the subject, save it till class is over.
It is also bad manners in the classroom, as elsewhere to look at anything【29】has written or to try to see what mark he has【30】. without asking his permission
(46)
A.students
B.teachers
C.habits
D.manners
Shorty, a man of forty, had gone into town. He had said he would be back before two. He had told Walt to watch the boats and the shop. There were no people around. They had all gone out on the lake to fish.
So Walt went to work on one of the boats. From there he could hear the telephone if it rang. And he could watch the door.
It was a little after two when the stranger came. Walt saw him stop by the shop. The stranger looked in for a minute. Then he went down to the boats. He was a big man in a coat.
Walt called to him, "Do you want something, sir?"
The stranger looked at Walt and said, "No, thanks." Then the stranger moved slowly away. As he went on, he looked at the boats one by one.
Walt sat there with his eyes on the back of the stranger's coat. He thought, "I can smell something as I smell that storm. I hope Shorty comes back soon."
The story happened ______.
A.on the lake at night
B.by the lake in the afternoon
C.along the river in spring
D.near the river in summer
A.Certain
B.A
C.some
D.One
His support comes ______ from the income of invested money.
A.generally
B.principally
C.largely
D.chiefly
When Mr. Black retired , his son () the business from him.
A. took in
B. took over
C. took after
D. took off
Judging from this passage, people of the Middle Ages probably ______.
A. treated black cats with respect
B. treated black cats badly
C. were witches if they had black cats
D. thought black cats were beautiful