皮皮学，免费搜题
登录
搜题
【单选题】
铁矿由海边向半深海矿物沉积顺序正确的是A.
菱铁矿 →褐铁矿、赤铁矿→黄铁矿、白铁矿
B.
褐铁矿、赤铁矿 →菱铁矿→黄铁矿、白铁矿
C.
铁矿、白铁矿 →褐铁矿、赤铁矿→菱铁矿
D.
菱铁矿 →黄铁矿、白铁矿→褐铁矿、赤铁矿
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】You needn't hand in your exercise-books today, ______?
A.
do you
B.
will you
C.
need you
D.
have you
【判断题】GSM系统中的广播信道(BCH),是一种“一点对多点”的单方向控制信道,用于基站向所有移动台广播公用信息,传输的内容是移动台入网和呼叫建立所需要得各种信息。
A.
正确
B.
错误
【单选题】— _____ I hand in the homework in the morning? —No, you needn't. You can hand it in tomorrow. [ ]
A.
Should
B.
Can
C.
Must
D.
May
【单选题】-- ____________we hand in the homework today? --No, you needn't. You may hand it tomorrow.
A.
Must
B.
Can
C.
Could
D.
Would
【单选题】Must we hand in our homework today,Miss Chen ——.You may hand it in tomorrow morning
A.
Yes，you mu s t
B.
Yes，you need
C.
No，you needn't
D.
No，you mustn't
【单选题】-- I complete the composition today, sir? --No, you needn't. You may tomorrow morning.
A.
Can; hand it in
B.
May; hand in it
C.
Must; hand it in
D.
Need ； hand in it
相关题目：
参考解析：
知识点：
题目纠错 0
发布
