In the second sentence of the last paragraph, the word "they" refers__________.
A.Scientists engaged in the experiments
B.Investigations made by people
C.The resistant strain and the sensitive strain
D.The availability of the two strains
A.Scientists engaged in the experiments
B.Investigations made by people
C.The resistant strain and the sensitive strain
D.The availability of the two strains
What type of sentence is "This will surprise anyone who knows football."?
A.A simple sentence.
B.A coordinate sentence.
C.A complex sentence.
D.None of the above.
The author wrote this text 查看材料
A.to discover sentence patterns and grammatical rules
B.to expand vocabulary
C.to use the target language
D.to encourage unsuccessful language learners to learn independently, actively and purposefully
E.from clues
F.to say strange things
【B7】
A.second larger
B.the second larger
C.the second largest
D.second largest
There was a knock at the door. It was the second time someone ______ (interrupt).
In general, the () stage begins roughly in the second half of the child‟s second year.
A.habbling
B.one-word
C.two-word
D.multi word
A.On the second Sunday in May.
B.On the third Sunday in May.
C.On the second Sunday in June.
D.On the third Sunday in June.
A.billion per second
B.bytes per second
C.bits per second
D.band per second
A.second large
B.the second large
C.second largest
D.the second largest
Where are the reading rooms located?
A.They are on the first and second floors.
B.They are on the first floor.
C.They are on the second floor.
D.They are in the white building.
I didnt go to the party last night, because______, I changed my mind.
A.on a second thought
B.by second thoughts
C.on second thoughts
D.on the second thought