A.speak
B.speaks
C.speaking
D.to speak
第1题:
A. ALTER TABLE student_grades ADD FOREIGN KEY (student_id) REFERENCES students (student_id);
B. ALTER TABLE student_grades ADD CONSTRAINT NAME = student_id_fk FOREIGN KEY (student_id) REFERENCES students (student_id);
C. ALTER TABLE student_grades ADD CONSTRAINT student_id_fk FOREIGN KEY (student_id) REFERENCES students (student_id);
D. ALTER TABLE student grades ADD NAMED CONSTRAINT student_id_fk FOREIGN KEY (student_id) REFERENCES students (student_id);
E. ALTER TABLE student grades ADD NAME student_id_fk FOREIGN KEY (student_id) REFERENCES students (student_id);
第2题:
English__________ (speak) by many people.
第3题:
为choose表添加外键约束,约束名为choose_student_fk,外键为student_no,连接到 student表的stuednt_no字段,以下命令正确的是______。
A.alter table choose add constraint choose_student_fk FOREIGN KEY (student_no) ;
B.alter table choose add constraint choose_student_fk FOREIGN KEY (student_no) REFERENCES student(stuednt_no);
C.alter table choose add constraint choose_student_fk FOREIGN KEY (student_no) REFERENCES student;
D.alter table choose add constraint choose_student_fk REFERENCES student(stuednt_no);
第4题:
A、English和Engl_ish
B、English和ENGLISH
C、English和Engl
D、English和England
第5题:
She asked me whether()English.
Awas I
Bam I
Care you
DI was
第6题:
1、Chinese: 一分耕耘,一分收获;English: No pains, no gains. What’s the translation skill used in this example of Chinese-to-English _______?
A.Sentence division
B.Affirmation
C.Transposition
D.Negation