题目

胚胎大约在母体子宫内发育（ ）A． 360天 B． 280天 C． 300 天 D． 266 天 答案：D． Advice for exams How do you do well in exams? Here is some advice for you: · Before you answer the questions, if you feel a little nervous ,take a few deep breaths (呼吸)to help you relax (放松)。 · Always read the questions carefully and make sure that you understand them. · Answer the easy questions first · Do not spend too long on each question. If there is a difficult question, go on to the next question and come back to it if you have time later. · If it asks to give one answer ,only write one. · Try not to leave questions unanswered (未解答的) when you finish the test. Sometimes a guess may get you points. · When you finish, go back and check (检查) the answers. You will need to check your spelling mistakes. 1. We can______ to help ourselves relax if we feel a little nervous. A. go out for a walk           B. ask the teacher for help C. take a few deep breaths      D. tell ourselves not to be nervous   2. To make sure we understand the questions, we should_______. A. read them fast              B. read them slowly C. read them loudly            D. read them carefully 3. We had better answer the ______ question first. A. easy     B. difficult     C. interesting     D. boring 4. If it asks to give one answer, ______. A. only write one    B. write one or two   C. write two    D. write more 5. When we finish answering all the questions, we need to _____. A. hand in at once           B. check spelling mistakes C. worry about our points     D. check with classmates