________ for children, the album became popular with parents ________ it came out.
A.Designed; when B.Designed; immediately
C.To design; as soon as D.Designing; as
I admire my English teacher. I can remember very few occasions ________ she stopped working because of ill health.
A.that B.when C.where D.which
—Did you know more about the mine accident?
—Oh,sorry,I had no idea. I ________ the Rescue Center now.
A.will be phoning B.am to phone
C.will phone D.phone
—________ you interrupt now? Can't you see I'm on the phone?
—Sorry Sir, but it's urgent.
A.Can B.Should C.Would D.Must
As is reported, it will be more than 20 years ________ humans are able to walk on Mars.
A.before B.when C.since D.after
Be careful that a good name of a product doesn't ________ mean good quality of it.
A.alternatively B.approximately
C.obviously D.necessarily