______ it is raining hard , they are still working in the field.
After I had the first English lesson, I became interested in English__A.day to dayB. day by day C. day and day
_____will you stay in America? About two weeks.A.How many B. How often C. How long
I don’t know _____ he will come tomorrow, ______he comes, I’ll tell you.A.if…whetherB. whether…whetherC. whether..if
I’m ___ in any _____book.A. interested…interestingB. interesting…interestedC. interests…interest
____ the boy was walking down the street, the UFO landed.A.While B.After C. Before