當(dāng)前位置：試題詳情

With the help of high technology，more and more new learning apps
have been discovered
have been discovered
（被開(kāi)發(fā)） in the past years.

【答案】have been discovered

【解答】

【點(diǎn)評(píng)】

聲明：本試題解析著作權(quán)屬菁優(yōu)網(wǎng)所有，未經(jīng)書(shū)面同意，不得復(fù)制發(fā)布。

發(fā)布：2024/7/17 8:0:9組卷：1引用：0難度：0.9

相似題

1．In my hometown，there is always a harvest supper for the farmers after all the wheat______.（　?。?/h2>
A．was cut B．will be cut
C．will have been cut D．has been cut
發(fā)布：2024/12/15 15:30:1組卷：52引用：1難度：0.5
解析
2．In the last few years thousands of films all over the word．（　?。?/h2>
A．have produced B．have been produced
C．a(chǎn)re producing D．a(chǎn)re being produced
發(fā)布：2025/1/1 17:30:2組卷：440引用：18難度：0.9
解析
3．It is reported that a menu of 678 dishes for the Beijing 2022 Olympic Winter Games ______ to meet the different taste needs of athletes.（　　）
A．has designed B．have been designing
C．have designed D．has been designed
發(fā)布：2025/1/1 13:30:1組卷：55引用：2難度：0.6
解析

A．was cut	B．will be cut
C．will have been cut	D．has been cut

A．have produced	B．have been produced
C．a(chǎn)re producing	D．a(chǎn)re being produced

A．has designed	B．have been designing
C．have designed	D．has been designed

With the help of high technology，more and more new learning apps have been discoveredhave been discovered（被開(kāi)發(fā)） in the past years.