4.The students couldn't help ______ when they heard the joke.A.to laugh B.laugh C.laughing

相关推荐

• 4.The students couldn't help ______ when they heard the joke.A.to laugh B.laugh C.laughing
• 4.The students couldn't help ______ when they heard the joke.A.to laugh B.laugh C.laughing
• The students couldn't help____when they heard the joke.A to laugh B laugh C laughing语气亲和、态度友好
• The students couldn't help____when they heard the joke.A to laugh B laugh C laughing
• We were going to go out,but-----watching TV at home because of rain.A took upWe were going to go out,but-----watching TV at home because of rain.A took up B came out C set out D ended up
• 介词am和不定冠词ein书上有一句话说Der 1.Mai ist der Internationale Arbeitertag.这句话可以把der改成am吗?另外,可以说Der Internationale Arbeitertag ist am 1.Mai 这句话里的am可以省略吗?还有一个问题 Sie haben ein solches kluge Kind.这句话里的ein可以省略吗?