Directions: There are 40 incomplete sentences in this part. For each sentence there are four choices marked A, B, C and D, choose the one that best completes the dialogue and mark your answer on the ANSEWR SHEET.
1.Visitors cannot help but _____ the beautiful design of the palace.
D. to notice
【解析】cannot help but do sth. 忍不住……
2.Class sizes are _____ to a maximum of 10 for a better learning experience.
【解析】be limited to 被限制在...
3.Very few people understood his lecture, the subject of _____ was hard.
4.The government will consider _____ future actions against terrorist bombers.
B. of taking
C. to take
【解析】consider of doing sth. 考虑做某事。
5.I was just about to leave school _____ I heard the door bell.