6.If we ______ take environmental problems seriously, the earth _______ worse and worse.
A.don’t; will be B.won’t; isn’t
C.won’t; is D.don’t; won’t be
7.My husband always ______ me flowers every week before we got married, but now he never ________.
A.sends; does B.sent; does
C.was going to send; do D.sent; do
8.I hear they are going to London, but I don’t know ________ they will stay there.
A.how soon B.how often
C.how long D.how fast
9.People ______ overweight need more water than thin people.
A.who is B.which are
C.that is D.who are
10.The box was _____ than I had expected.I was out of breath when I got home.
A.more heavier B.much heavier
C.little heavier D.very heavier
，我们将会及时处理。
