Experts say walking is one of the best ways for a person to _______ healthy.
#100873
A
maintain
B
stay
C
live
D
preserve
推荐题目
The teacher _____ the students how to improve their writing skill since last term.
#100982
A
has told
B
is telling
C
has been telling
D
will have told
（2014年山东日照市高三校际联合检测）4．—How long have you been here，Susan?—Only about half an hour．Beth________here with me．【考点】考察时态
#99107
A
drives
B
has driven
C
drove
D
had driven
(2013·高考新课标全国卷Ⅱ)We ________ very early so we packed the night before.
#99712
A
leave
B
had left
C
were leaving
D
have left
All the task __________ ahead of time, so they decided to go on holiday for a week.
#102577
A
having finished
B
had finished
C
having been finished
D
had been finished
I know a little bit about the city as I __________ there for one year in my youth.
#102511
A
am studying
B
had studied
C
studied
D
have studied