侧单眼，背单眼和复眼是昆虫的主要视觉器官。_爱下问搜题

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问题判断题

侧单眼，背单眼和复眼是昆虫的主要视觉器官。

答案

参考答案：对

完形填空

完形填空。

     June  1 a sister. Her name is Lisa. They are Chinese. June is seven and Lisa is nine  2 old. June's
birthday is July 21st. Lisa was born (出生)  3 July, too. Now they are in the same school. They usually go
to school  4 seven o'clock in the morning. Lisa's  5 subject is English and she  6 English very well. June
can play the guitar. So she wants  7 the School  8 Club. After school June likes to play chess  9 Lisa.
They often go to  10 on weekends.

( )1. A. is
( )2. A. year
( )3. A. on
( )4. A. at
( )5. A. like
( )6. A. say
( )7. A. join
( )8. A. Sports
( )9. A. and
( )10. A. movie

B. have
B. years
B. at
B. on
B. 1ikes
B. speak
B. to join
B. Swimming
B. to
B. the movie

C. has
C. (不填)
C. of
C. in
C. favorite
C. says
C. joins
C. Music
C. with
C. movies

D. like
D. months
D. in
D. of
D. favorite's
D. speaks
D. joining
D. Study
D. about
D. action movie

单项选择题

液压系统中的动力部分的说法不正确的是（）。

A、是一个能量转换装置

B、它的功能通过油泵来实现的

C、使用的油泵有叶片泵

D、使用的油泵没有叶片泵