I. CHOOSE THE WORD IN EACH GROUP THAT HAS THE UNDERLINED PART PRONOUNC...

9. - TRAC NGHIEM LOP 9 10 UNITS 9. - TRAC NGHIEM LOP 9 10 UNITS
TRAC NGHIEM LOP 9 10 UNITS
9. In order to have an excellent physical condition astronausts must have ____________ training beforetheir space trip.A. so many B. a lot of C. no D. not