The traffic rule says that the children ______less than 40 pounds and under the age of four must be in a child safety seat.
#94947
A
being weighed
B
weigh
C
weighed
D
weighing
推荐题目
_____ about the safety of her son, John’s mother looked upset.
#96419
A
Concerning
B
Concerned
C
To concern
D
Concern
She couldn’t ______ her words _______ by the students. 
#96420
A
get…understanding
B
get…understood
C
get… to understand
D
make…understand
_______ with present work and life makes him very happy.
#90289
A
Content
B
Being content
C
Contented
D
Contenting