Whether by accident or _____ , he arrived too late to help us.
| A．purpose | B．aim |
| C．design | D．chance |
．We have got a heavy snow there in my hometown this winter, which is a sign that this year _____ to be another good one for harvests.
| A．tells | B．means | C．promises | D．intends |
—Who______ it be that is knocking at the door?
—It ______ be Father, but I’m not sure.
| A．can; must | B．can; may | C．must; can | D．may; must |
The Smith’s family, which __________ a large one, ____________visit BeiJing this summer.
| A．are, are going to | B．is, are going to | C．is, is going to | D．are, is going to |
My old father began to study computer science at the age of sixty in order that he might ___ times.
| A．come up with | B．keep up with | C．end up with | D．put up with |
—You must be tired out yesterday. —Oh, _____, I worked all day non-stop.
| A．not a bit | B．not at all | C．not a little | D．not nearly |