1.ride（ing形式）2.swim（ing形式）3.have（第三人称单数）4.play（第三人称单数）5.making（原型）
问题描述：
1.ride（ing形式）2.swim（ing形式）3.have（第三人称单数）4.play（第三人称单数）5.making（原型）
答
ride-riding
swim-swimming
have-has
play-plays
making-make
答
riding ，swimming， has， plays， make
答
riding
swimming
has
plays
make
答
riding, swimming, has, plays, make
答
1riding
2 swimming
3 has
4 plays
5 make
答
ride（ing形式）
riding
2.swim（ing形式）
swimming
3.have（第三人称单数）
has
4.play（第三人称单数）
plays
5.making（原型）
make
答
1.riding 2.swimming 3.having 4.piaying 5.make
答
1.ride（ing形式）
riding
2.swim（ing形式）
swimming
3.have（第三人称单数）
has
4.play（第三人称单数）
plays
5.making（原型）
make
答
riding
swimming
has
plays
make