皮皮学，免费搜题
登录
搜题
【简答题】
如图是一种动物细胞的示意图．请据图回答问题： （1）写出图中所示结构的名称：（1）______，[4]______． （2）一对[4]上有很多对______，每一对______分别控制着生物的某一个______． （3）如果[4]上的小单位发生变化会造成生物体的变异，这种变异是______的变异．
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】情景对话,每空一词。 A: (1)______ is your (2) ______,Daniel? B: It’s(3) ______ December 5th. A: Is it your (4)______day in the year? B: Of course it is. I love my birthday. A: (5)______ do you usually do (6)_...
【单选题】听力原文：We were very excited at seeing the exhibition. But when we got there, we only see the empty rooms with empty walls. The art show must have been closed. (27)
A.
They showed us the clothes.
B.
The shore is close.
C.
The market was shut down.
D.
The exhibit has ended.
【单选题】听力原文：W: Bill, is that really you? I haven't seen you for months. M: Hello, Christina. Yes, it has been a long time. Good to see you. How have you been? W: I've been okay. I've just been so busy with s...
A.
He will return to his hometown.
B.
He will play tennis.
C.
He will join the woman for dinner.
D.
He will go to a coffee shop with the woman.
【单选题】l. There is ittle we can do about it, ____? A is there B. can’t we C. isn’t there D can we
A.
1
B.
2
C.
3
D.
4
【简答题】Add a tag question to each of the following sentence: J ohn didn ’ t say anything, ______? B read and butter is your favorite, ______? B read and butter are expensive,______? Y ou and I did together ,...
【简答题】what's your favorite food?
【简答题】I fell in love with England because it was quaint(古雅)—all those little houses, looking terribly old-fashioned but nice, like dolls’ houses. I loved the countryside and the pubs, and I love London. I’v...
相关题目：