Train conductor: Excuse me, mama. Ticket, please.
Passenger: Sorry. I left it in the smoking section and I'll go fetch it.
Train conductor: It's OK, lady._________ .
A. Take your time
B. Take your seat
C. You can go now
D. As you please
第1题:
第2题:
请选出带有元音音素[ə]的单词:
A.ce
B.demi
C.cet
D.selle
E.thèse
F.me
第3题:
下列哪些语句会开始模型的训练:
A.LinearRegression().fit(x_train,y_train)
B.lr_mod.predict(x_train)
C.lasso_mod.fit(x_train,y_train)
D.vote_mod.predict(x_train)
第4题:
第5题:
在MINST数据集中,访问训练集train_x的第4个样本,可以通过_______语句实现。
A.train_x[4]
B.train_x[3]
C.train_x[0:3]
D.train_x[:4]