问题

________you interrupt now? Can’t you see I’m on the phone? — SorrySir, but it’s urgent.[ ]

A: Can
B: Should
C: Must
D: Would

正确答案是：

同类题型

your heart, I know you didn’t break thevase ________. Don’t cry!

It took _____ building supplies to construct these energy-saving housesIt took brains, too[ ]

___________ do you sleep every day —More than 8 hours.

How many ____ do you want

he third time that Li Ming has been to Xi’an , _______