20. 牛奶是人体( )的最好来源。 A. 铁 B. 钙 C. 碘 D. 钠 ...
20. [ z ] 音标特征:舌端齿龈摩擦浊辅音发音要诀:双唇微开,上下齿接近于合拢状态,舌端靠近齿龈(不要贴住),气流由齿龈之间泄出,摩擦成音。 A. 错误 B. 正确 ...
20. We had _____ rainfalls last summer. A. too much B. little C. a little D. only several ...
20. Harold is a good student, ____ his best subject. A. as English B. English as C. being English D. English being ...
20. Labor Party is most likely to be in favor of State ownership or control of important industries and institutions. A. 错误 B. 正确 ...
20. In ______, Hawthorne sets out to prove that everyone possesses some evil secret. A. “The Custom-House” B. “Young Goodman Brown” C. “Rappaccini’s Daughter” D. “The Birthmark" ...
20. Francis Bacon is not only a great ____________, but also the founder of modern science. A. poet B. essayist C. dramatist D. novelist ...
20. 下面三个文法中,为SLR(1)文法的是______。 G1:P->PaP|b G2:P->bPb|cPc|b|c G3:P->bPb|bPc|d A. 仅Gl B. 仅G2 C. 仅G3 D. G2和G3 E. 都不是 ...
20. Andrew: I’m sorry to tell you that you failed the mid-term exam.Connie: __________ (expressing regret) A. Oh, no! What shall I do? B. That can’t be true! C. I wish it were not true. D. If only I had worked h...
20. 根据《会计法》的规定,行使会计工作管理职能的政府部门是( )。 A. 税务部门 B. 财政部门 C. 审计部门 D. 金融主管部门 ...