When ______ your school ________?

A. did, built B. was， built C. is， built D. was， building

B 【解析】句意：你們學校是什么時候建的？考查被動語態(tài)。主語school是動詞build的受動者，需用被動語態(tài)，即be+過去分詞結構，可排除AD兩項。根據(jù)句意語境，可知用一般過去時的被動語態(tài)，故選B。

The window of our house _______ once a week.

A. have been cleaned B. is cleaned C. are cleaned D. are cleaning

B 【解析】句意：我們家的窗戶一周打掃一次�？疾閯釉~時態(tài)和被動語態(tài)。once a week每周一次，用于一般現(xiàn)在時，可排除AD兩項。主語the window是單數(shù)第三人稱，同時是動詞clean的受動者，需用被動語態(tài)，即is+過去分詞結構，故選B。

The sick girl _______ to the hospital at once.

A. must send B. be must sent C. must be sent D. be sent

C 【解析】句意：這個生病的女孩必須馬上送到醫(yī)院去�？疾楸粍诱Z態(tài)。主語the sick girl是動詞send的受動者，需用被動語態(tài)，即be+過去分詞結構，可排除A項；B項結構錯誤，也可排除。The sick girl 是單數(shù)第三人稱，不可直接用be的原形，可排除D項。must必須，用于強調(diào)，后接原形動詞，根據(jù)句意語境，可知選C。

（題文）Many books on science _____ since I went to college.

A. were bought B. have been bought

C. will be bought D. are bought

B 【解析】句意：自從我上大學以來，許多關于科學的書都買了下來�？疾閯釉~時態(tài)和被動語態(tài)。主語books是動詞buy的受動者，需用被動語態(tài)，即be+過去分詞結構。since I went to college自從我上大學以來，since引導的時間狀語從句多用于現(xiàn)在完成時，根據(jù)句意語境，可知選B。

People have come to know that their health must ______.

A. pay more attention B. pay more attention to

C. be paid more attention D. be paid more attention to

D 【解析】句意：人們已經(jīng)認識到他們的健康必須受到更多的關注�？疾楸粍诱Z態(tài)和動詞短語。從句主語their health是動詞pay的受動者，需用被動語態(tài)，即be+過去分詞結構，可排除AB兩項。從句主語health同時是介詞短語pay attention to的邏輯賓語，不可省略介詞to。根據(jù)句意結構和語境，可知選D。

A beautiful picture ____ the children in the classroom.

A. was shown to B. was shown C. were shown to D. were shown

A 【解析】句意：教室里的孩子們展示了一幅美麗的圖畫�？疾楸粍诱Z態(tài)和動詞短語。主語picture是動詞show的受動者，需用被動語態(tài)，即be+過去分詞結構。show sth. to sb.給某人看某物，固定短語，sb.是介詞to的賓語，不可省略to；a beautiful picture是單數(shù)第三人稱，系詞需用was；根據(jù)句意語境，可知選A。

（題文）A new bike ____ Tom tomorrow.

A. will lend B. will lent C. will be lent D. will be lent to

D 【解析】句意：一輛新自行車明天將借給湯姆。考查被動語態(tài)和動詞短語。主語bike是動詞lend的受動者，需用被動語態(tài)，即be+過去分詞結構，可排除AB兩項。lend sth. to sb.借某物給某人，固定短語，sb.是介詞to的賓語，不可省略to；根據(jù)句意語境，可知選D。

Some eggs and a glass of milk ____ the Frenchman.

A. have been brought to B. has been brought to

C. have been brought D. has been brought

A 【解析】句意：一些雞蛋和一杯牛奶已經(jīng)給法國人帶來了�？疾楸粍诱Z態(tài)和動詞短語。主語Some eggs and a glass of milk是復數(shù)人稱，不可用has，可排除BD。bring sth. to sb.帶某物給某人，固定短語，sb.是介詞to的賓語，不可省略to。根據(jù)句意語境，可知選A。

Miss White said she ____ some beautiful coats in the shop.

A. had been show B. has been shown

C. had been shown to D. had been shown

D 【解析】句意：White小姐說她在商店里看到了一些漂亮的外套�？疾閯釉~短語辨析。show sb. sth.給某人看某物，同義表達是show sth. to sb.（展示某物給某人）。根據(jù)句意語境，本句是show sb. sth.結構，故選D。

（題文）Jack ____ answer the question in French.

A. asked to B. was ask C. was asked D. was asked to

D 【解析】句意：杰克被要求用法語回答這個問題�？疾楸粍诱Z態(tài)和動詞短語。主語Jack是動詞ask的受動者，需用被動語態(tài)，即be+過去分詞結構。ask sb. to do要求某人做某事，固定短語，根據(jù)句意結構和語境，可知選D。