Teachers should ___them to continue studying when some students want to give it up. 
#75047
A
encourage
B
keep
C
prevent
D
make
推荐题目
Lisa is going to clean her _______ room when she _________ back from school next weekend. 
#77126
A
living; is coming
B
living; comes
C
live; come
D
lives; is going to come
—_______ I borrow your English book?—Yes, of course you _______. 
#75280
A
Could; could
B
Must; can
C
Could; can
D
Can; could
Mary ______ my letter; otherwise she would have replied before now. 
#63420
A
has received
B
ought to have received
C
couldn’t have received
D
shouldn’t have received