_____ time, the teacher had us do half of the exercises in class and complete the other half for our homework.
#88569
A
To save
B
Save
C
Saving
D
Having saved
推荐题目
Though ________ to see us,  the professor gave us a warm welcome.
#88286
A
surprising
B
was surprised
C
surprised
D
being surprised
_______ with care, one tin will last for six weeks.
#94352
A
Use
B
Using
C
Used
D
To use
 Mary is always pleased _______  _______ at the party.
#97631
A
to invite; to sing
B
to invite; singing
C
to be invited: to sing
D
to be invited; singing