简答题In multiple-choice vocabulary items, if the correct option and the distractors are at the same level of difficulty, the items are unreliable.简答题In multiple-choice vocabulary items, it is advisable to avoid repeating the same words in the options to reduce the examinees' reading workload.简答题In multiple-choice vocabulary items, it is advisable to avoid using a pair of (____) and (____) as distractors.简答题In multiple-choice vocabulary items, each option should be grammatically correct when put in the stem in order to make the distractors attractive.简答题The following item is satisfactory. No matter how difficult life was, she always had a ( ) attitude. A.changeable B. cautious C. positive D. negative简答题When multiple-choice vocabulary items are written, the correct option and the distractors should be at approximately the same level of difficulty.简答题In multiple-choice vocabulary items, if the correct option is more difficult than the distractors, what the item measures is the examinees’ understanding of the correct option rather than their knowledge of the distractors.简答题In a multiple-choice vocabulary item, if the options take the form of definition, the correct option and the distractors should be equally long.简答题In multiple-choice vocabulary items, the options and the vocabulary being tested are not limited to the same general area of activity or topic.简答题In multiple-choice vocabulary items, if the correct option is more difficult than the distractors, the examinees will arrive at the correct answer by process of elimination.